Solomon
Proverbs 22:8ESV·traditional attribution

Whoever sows injustice will reap calamity, and the rod of his fury will fail.

Matthew Henry Presbyterian @wholebiblehenry

Note 1. Ill-gotten gains will not prosper: He that sows iniquity, that does an unjust thing in hopes to get by it, shall reap vanity; what he gets will never do him any good nor give him any satisfaction. He will meet nothing but disappointment. Those that create trouble to others do but prepare trouble for themselves. Men shall reap as they sow. 2. Abused power will not last.

John Gill Reformed Baptist @doctorgill

He that soweth iniquity (u) shall reap vanity,.... He that practises sin, and is frequent in the commission of it; indulges to it in a profuse way, as the sower plentifully scatters his seed; such shall reaper possess nothing but sin and wickedness; for, what a man sows, that shall he reap; he shall eat the fruit of his doings, and have the reward of...

Jamieson-Fausset-Brown Reformed @jfbcommentary

(Compare Pro 11:18; Psa 109:16-20; Gal 6:7-8). the rod . . . fail--His power to do evil will be destroyed.