1 Thessalonians 4:8
So, the person who rejects [this exhortation] is not [merely] rejecting what man says but God [Himself], who gives His Holy Spirit to you.
Hebrews 10:28-29
The person who has disregarded the law of Moses is put to death without being shown mercy on the testimony of two or three witnesses.
1 Peter 2:24
Jesus took upon Himself our sins [when] His body was placed upon the cross so that we, [through] dying to [i.e., giving up] the sinful life, would live for righteousness. You were healed [from your sins] by His being brutally treated.
2 Peter 2:21
It would have been better for them if they had not known the right way [to God] than, after knowing it, to turn back from the sacred message that had been presented to them.