Be hospitable, one who loves what is good, who is self-controlled, upright, holy, and disciplined. (Titus 1:7-8)

He who ignores discipline despises himself, but whoever heeds correction gains understanding (Proverbs 15:32).
At the end of your life you will groan; when your flesh and body are spent you will say, “How I hated discipline! How my heart spurned correction!” (Proverbs 5:11-12)
My son, do not despise the Lord’s discipline and do not resent His rebuke, because the Lord disciplines those He loves… (Proverbs 3:11-12)
From heaven He made you hear His voice to discipline you (Deuteronomy 4:36).
Blessed is the man whom God corrects; so do not despise the discipline of the Almighty (Job 5:17).
Blessed is the man You discipline, O Lord… (Psalm 94:12)
Know then in your heart that as a man disciplines his son, so the Lord our God disciplines you (Deuteronomy 8:5).
He who spares the rod hates his son, but he who loves him is careful to discipline him (Proverbs 13:24).
Discipline your son, for in that there is hope. Do not be a willing party to his death (Proverbs 19:18).
Folly is bound up in the heart of a child, but the rod of discipline will drive it far from him (Proverbs 22:15).
Do not withhold discipline from a child; if you punish him with the rod, he will not die. Punish him with the rod and save his soul from death. (Proverbs 23:13-14)
Discipline your son and he will give you peace; he will bring delight to your soul (Proverbs 29:17).