John 8:43
Why do you not understand my speech? Because you are unable to listen to what I am saying.
Romans 3:11
no one understands, no one seeks for God.
1 Corinthians 6:16
Do you not know that he who joins himself to a harlot is one with her in body (for the pair, it is said, shall become one flesh),
Ephesians 4:18
their intelligence is darkened, they are estranged from the life of God by the ignorance which their dulness of heart has produced in them ??19 men who have recklessly abandoned themselves to sensuality, with a lust for the business of impurity in every shape and form.
Hebrews 12:8
Discipline is the portion of all; if you get no discipline, then you are not sons but bastards.