Hebrews 10
29 Ref How much worse punishment, do you think, will he be judged worthy of, who has trodden under foot the Son of God, and has counted the blood of the covenant with which he was sanctified an unholy thing, and has insulted the Spirit of grace?
30 Ref For we know him who said, "Vengeance belongs to me," says the Lord, "I will repay." Again, "The Lord will judge his people."
31 Ref It is a fearful thing to fall into the hands of the living God.