Mark 4:12
hat seeing they may see, and not perceive, and hearing they may hear, and not understand; lest they should turn, and be forgiven.
Mark 8:17-21
And knowing it, he saith to them, Why are ye reasoning, because ye have no bread? Do ye not yet perceive nor understand? Have ye your mind still blinded?
Ephesians 2:11
Wherefore remember, that in time past ye, the gentiles in the flesh, who are called uncircumcised by those who are called circumcised, having the circumcision of the flesh, performed by hand,
2 Thessalonians 2:10-12
and in all deceit of unrighteousness for those who are perishing; because they received not the love of the truth, that they might be saved.