'In Sin' in the Bible

And then I shall say to them plainly 'I never knew you. Go from my presence, you who live in sin.'

But Jesus said to him, “Follow Me [believing in Me as Master and Teacher], and allow the [spiritually] dead to bury their own dead.”

The Son of Man will send his angels, and they will gather from his kingdom all that hinders and those who live in sin,

So they sent their disciples to him, with the Herodians. "Teacher," they said, "we know that you are honest, and that you are teaching the way of God in sincerity; and are not afraid of any one, for you do not court men's favor.