Ecclesiastes 7:9
Be not hasty in thy spirit to be angry: for anger resteth in the bosom of fools.
More from Ecclesiastes 7
Verse 1
A good name is better than precious ointment; and the day of death than the day of one's birth.
Verse 2
It is better to go to the house of mourning, than to go to the house of feasting: for that is the end of all men; and the living will lay it to his heart.
Verse 3
Sorrow is better than laughter: for by the sadness of the countenance the heart is made better.
Verse 4
The heart of the wise is in the house of mourning; but the heart of fools is in the house of mirth.
Verse 5
It is better to hear the rebuke of the wise, than for a man to hear the song of fools.