Romans 1:32
who though they knew the just judgement of God, (that they who commit such practises are worthy of death) yet not only do these very things, but also countenance and encourage others in the practice of them.
Romans 12:9
Let love be unfeigned. Abhor that which is evil, cleave to that which is good;
1 Corinthians 15:33
Be not deceived, bad conversations corrupt good morals.
2 Corinthians 6:14-16
Be not unsuitably connected with infidels: for what fellowship hath righteousness with unrighteousness? or what communion hath light with darkness?
Revelation 2:4
Yet I have somewhat against thee; for thou hast left thy first love.