Psalms 37:1

Leeser⁽ⁱ⁾ ¹ Of David. Do not fret thyself because of the evil-doers, neither be thou envious against the workers of iniquity.

Online Parallel Study Bible

Psalms 37:1 David persuades to patience and confidence in God, by the different estate of the godly and the wicked.

(Title.)This is the third alphabetical Psalm. It seems to have been intended as an instructive and consoling ode for the captives in Babylon, who might feel themselves severely tempted when they saw those idolaters in prosperity, and themselves in adversity.
Fret.
Psalms 37:7; 1 Samuel 1:6-8; Proverbs 19:3; Proverbs 24:1; Proverbs 24:19
neither.
Psalms 73:3; Proverbs 3:31; Proverbs 23:17; Galatians 5:21; James 4:5; James 4:6