8 Refrain from anger and turn from wrath; do not fret—it leads only to evil.

Read Psalm 37:8 Using Other Translations

Cease from anger, and forsake wrath: fret not thyself in any wise to do evil.
Refrain from anger, and forsake wrath! Fret not yourself; it tends only to evil.
Stop being angry! Turn from your rage! Do not lose your temper— it only leads to harm.