1 Corinthians 3:17
If any one destroys the temple of God, him will God destroy; for the temple of God is holy, and such are ye.
Hebrews 10:29
of how much worse punishment, think ye, shall he be accounted worthy, who trampled under foot the Son of God, and accounted the blood of the covenant with which He was sanctified an unholy thing, and treated with contempt the Spirit of grace?
Hebrews 12:14-15
Pursue peace with all, and the holiness without which no one shall see the Lord;
Jude 1:4
For there crept in stealthily certain men, who of old were set forth for this condemnation, ungodly men, changing the grace of our God into lasciviousness; and denying the only Master and our Lord Jesus Christ.