Proverbs 15:18 in the King James Version
A wrathful man stirreth up strife: but he that is slow to anger appeaseth strife.
Context
17 Better is a dinner of herbs, where love is, than a fattened calf with hatred.
18 A wrathful man stirs up contention, but one who is slow to anger appeases strife.
19 The way of the sluggard is like a thorn patch, but the path of the upright is a highway.