Hexagram 49 革 changing to hexagram 39 蹇
Changing lines (counted from the bottom): 1, 4.
What to read
Two changing lines: read both line texts of the original hexagram; the upper one is the main one. (Rule set out by Zhu Xi in the Yixue qimeng.)
Hexagram 49 革, line 4
悔亡，有孚改命，吉。
The fourth line, undivided, shows occasion for repentance disappearing (from its subject). Let him be believed in; and though he change (existing) ordinances, there will be good fortune.
Hexagram 49 革, line 1
鞏用黃牛之革。
The first line, undivided, shows its subject (as if he were) bound with the skin of a yellow ox.
The two hexagrams
Hexagram 49 革 — judgment
已日乃孚，元亨。利貞。悔亡。
(What takes place as indicated by) Ko is believed in only after it has been accomplished. There will be great progress and success. Advantage will come from being firm and correct. (In that case) occasion for repentance will disappear.
Hexagram 39 蹇 — judgment
利西南，不利東北；利見大人，貞吉。
In (the state indicated Kien advantage will be found in the south-west, and the contrary in the north-east. It will be advantageous (also) to meet with the great man. (In these circumstances), with firmness and correctness, there will be good fortune.
The changing lines of hexagram 49
| Line | Chinese | Legge |
|---|---|---|
| 1 | 鞏用黃牛之革。 | The first line, undivided, shows its subject (as if he were) bound with the skin of a yellow ox. |
| 4 | 悔亡，有孚改命，吉。 | The fourth line, undivided, shows occasion for repentance disappearing (from its subject). Let him be believed in; and though he change (existing) ordinances, there will be good fortune. |
English: James Legge (1882), public domain. Chinese: Zhou Yi.
Data: English Wikisource (Public domain texts; transcription CC BY-SA 4.0); Chinese Wikisource (Public domain texts; transcription CC BY-SA 4.0). Retrieved 2026-10-22.