30 Wounding blows cleanse away evil, and beatings purge the innermost parts.
Proverbs 20:30 Cross References - VIN
Proverbs 19:25
25 Flog a scoffer, and the simple will learn prudence; rebuke one who has understanding, and he will gain knowledge.
Proverbs 22:15
15 Folly is bound up in the heart of a child: the rod of discipline drives it far from him.
Isaiah 27:9
9 By this Jacob's guilt will be atoned for, and this will be the full fruitage of the removal of his sin. When he makes all the altar stones to be like chalk stones crushed to pieces, no Asherah poles or incense altars will be left standing.
Isaiah 53:5
5 But he was pierced for our transgressions. He was crushed for our iniquities. The punishment that brought our peace was on him; and by his wounds we are healed.
Hebrews 12:10
10 Our fathers disciplined us for a short time as they thought best, but God disciplines us for our good, so that we may share in His holiness.