Water above fire, and every line in its correct place. Ji Ji is the only completely ordered figure in the book, and its Judgement says the good fortune is at the beginning and the disorder at the end.
Sixty-third in the King Wen order. The Sequence places it after Preponderance of the Small: whoever goes beyond others will certainly carry them across, and Ji Ji is the name for the crossing already made.
The Judgement runs roughly: Ji Ji. Success in small things. It pays to hold to this. At the beginning, good fortune; at the end, disorder.
That last clause is the whole hexagram, and it is remarkable in a figure this well arranged. Everything is complete, and the text immediately says the trouble comes later. Note also that the success offered is small: in the one hexagram where nothing is out of place, the book declines to promise anything large. What is being described is a maximum, and the book's consistent position is that a maximum is where decline starts rather than a place to rest.
The Image: water over fire. The noble person thinks about misfortune and arms against it in advance.
Water above fire is the cooking arrangement: the two most opposed elements held in the one configuration where they do useful work instead of destroying each other. It is also unstable, since water descends and fire rises, so the two are moving toward each other. The conduct that follows is the only reasonable response to a perfectly arranged situation, and it is not enjoyment. It is preparation for the failure that has not happened yet.
Ji Ji means already across, as of a river that has been forded. Every line in this hexagram sits in its correct place: yang in the first, third and fifth positions, yin in the second, fourth and sixth. It is the only one of the sixty-four of which that is true, and its partner is the only one of which the reverse is true.
That perfection is the subject, and the book's attitude to it is unambiguous. The Judgement grants small success and then says the end is disorder. The sixth line, at the top of a completely correct figure, describes someone getting their head in the water. Nothing is wrong anywhere and the text still treats the situation as the beginning of a decline.
The reason is structural rather than moral. A configuration with nothing out of place has nowhere left to move except out of place, so completion and the start of dissolution are the same moment described from two directions. What changes with the question: asked whether something is finished, the hexagram says yes and asks what you intend to do about the fact. Asked what to do next, it gives the Image's answer, which is to work out what will fail first.
In a relationship question Ji Ji describes something settled. The arrangements are in place, the roles fit, the difficult crossing has been made. That is a real achievement and the hexagram does not diminish it.
What it adds is uncomfortable. The second line describes a woman losing the screen of her carriage and being told not to chase it, since it comes back in seven days. Small losses in a settled situation recover themselves. The fourth line is sharper: the finest clothes turn to rags, so be careful all day. Something in good order is deteriorating while nobody is looking at it. The hexagram makes no claim about anyone's feelings, only about the direction things move once they are complete.
At work this is the finished project, the system that runs, the role you have mastered. Everything is in its place and the hexagram's advice is to identify what will break.
The third line supplies the historical example: an ancestral king campaigns against a distant territory and takes three years over it, and the text adds that lesser people should not be employed. Even from a position of complete order, a real undertaking is slow and needs the right people. The fifth line makes the other half of the point, contrasting a neighbour's large ox sacrifice unfavourably with a smaller offering made at the right time. Nothing here forecasts your job.
In a money question Ji Ji describes a position that has arrived: the debt cleared, the target reached, the arrangement working as designed. The hexagram grants that plainly and then attaches its warning.
The warning is that completion is where attention stops, and the fourth line is explicit about deterioration in something that currently looks fine. As a description of how settled arrangements decay that is accurate. It is not advice about your money and gives no view on amounts or on any transaction. What will fail first in your own arrangements is a question for your records and for someone qualified to read them.
Write down the three things most likely to go wrong, while nothing is going wrong. The Image's instruction is to think about misfortune and prepare for it in advance, and advance means now, at the point where everything is working and the exercise feels unnecessary. That feeling is exactly the condition Ji Ji describes. Put a date against each one.
Yang in a yang place, correctly placed, at the bottom, and every line in this hexagram is correctly placed. He brakes his wheels; he gets his tail in the water; no blame. Both images are of something checked at the start of a crossing. Restraint at the beginning of a completed situation is treated as sound, and the wet tail is a small cost rather than a failure. Changing it produces Hexagram 39, Obstruction.
Yin in a yin place, central and correct. A woman loses the screen of her carriage; do not chase it; in seven days she gets it back. Seven is the book's cycle number, used where something returns of its own accord. The line describes a small loss inside a well-ordered situation and instructs against pursuit, on the grounds that order restores what order has mislaid. Changing it produces Hexagram 5, Waiting.
Yang in a yang place, correctly placed, and the only line here with datable history in it. The Illustrious Ancestor attacks the Devil's Country and takes three years to subdue it; lesser people should not be employed. The Illustrious Ancestor is a Shang king and the campaign is a real one. Even from complete order, a serious undertaking is long, and correct placement does nothing to shorten it. Changing it produces Hexagram 3, Difficulty at the Beginning.
Yin in a yin place, correctly placed, and the most quietly alarming line in the figure. Fine clothes turn to rags; be on guard all day. Nothing has happened. The material is decaying while the situation still looks finished, and the instruction is continuous vigilance rather than any specific action. This is the Judgement's disorder beginning, four lines in, in the one position where nothing is structurally wrong. Changing it produces Hexagram 49, Revolution.
Yang in a yang place, central and correct, the ruling line. The eastern neighbour slaughters an ox; the western neighbour makes a small offering and actually receives the blessing. Scale is set against timing and timing wins. In a hexagram where everything is already correct, the text says that what matters is no longer magnitude but the moment at which a thing is offered. Changing it produces Hexagram 36, Darkening of the Light.
Yin in a yin place at the top, correctly placed, and the verdict is danger. He gets his head in the water. The first line had a wet tail from crossing carefully; the last has a submerged head. The figure is completely in order and its final line is a drowning, which is the plainest statement the book makes that correctness does not protect you from being at the end of something. Changing it produces Hexagram 37, The Family.
The lower trigram is Li, Fire; the upper is Kan, Water. Water above fire is the arrangement of a pot on a stove, the one configuration in which the two opposed elements do work rather than cancelling each other. It is also inherently unstable: water moves down and fire moves up, so the two are travelling toward each other.
Every line is correctly placed, yang in the odd positions and yin in the even, and Ji Ji is the only hexagram in the book of which that is true. Its nuclear figure, from lines two to five, is Hexagram 64, Before Completion. So is its inverse. So is its opposite. All three relations point at the same figure, and this pair is the only one in the sixty-four where that happens.
That is not an accident of the arrangement; it is what the King Wen order was built to end on. The book closes with two hexagrams that are each other's every relation, one completely ordered and one completely disordered, and it puts the ordered one second to last.
The Zhou oracle layer, roughly ninth century BCE, is unusually datable here. The third line names Gao Zong, the Illustrious Ancestor, a Shang king, and his campaign against the Gui Fang, the Devil's Country. That is a reference to real events several centuries before the text was compiled, and it is one of the few places the book touches recorded history directly.
The same campaign appears again in the fourth line of Hexagram 64, which is one of the many ways the final pair is bound together. Repeated material of that kind is evidence that the oracle layer was assembled from circulating divinatory records rather than composed all at once.
The Ten Wings, compiled between about the fourth and second centuries BCE, supply the Image with its instruction to anticipate misfortune. The Song commentators, Cheng Yi in particular, developed Ji Ji into a general account of why completed things decay, which is close to how it is read now.
In English, James Legge's 1882 translation is public domain and renders the name as Already Completed. Richard Wilhelm's 1924 German, into English by Cary Baynes in 1950, gives After Completion, which is the standard title. Both bury the crossing metaphor; the Chinese is a river already forded, and the physical sense is worth holding on to.
Ji Ji is read as the good hexagram, the one where everything has worked out. That reading survives about one sentence of the Judgement, which grants small success and then says the end is disorder. The book is not ambivalent here. It states that the situation is complete and that completion is the beginning of the decline, and it puts a drowning in the last line.
The second misreading treats the perfect placement as a reward. Every line correct is a structural fact and the text draws a pessimistic conclusion from it rather than a flattering one: a configuration with nothing out of place has nowhere to go. Readers who take the correctness as endorsement have the arithmetic right and the argument backwards.
The third is the sequence position. Because this hexagram is called After Completion, it gets read as the end of the book, and it is not. It is sixty-third. The King Wen order deliberately refuses to finish on completion and puts Before Completion last instead, which is a considered statement about how the compilers thought sequences end. Treating Ji Ji as the destination misreads the entire arrangement.
Put a real question to the coins.