John 3:19-20

And this is the condemnation, that the light hath come into the world, and men loved the darkness rather than the light; for their deeds were evil.

Ephesians 2:1

and you also [he raised up], who were dead through your trespasses and sins,

Hebrews 6:4-6

For it is impossible that those who have once been enlightened, and have tasted of the heavenly gift, and been make partakers of the Holy Spirit,

Hebrews 10:26-27

For if we sin willingly after we have received the knowledge of the truth, there no longer remaineth a sacrifice for sins;

Hebrews 10:38

Now my righteous man shall live by faith; but if he draw back, my soul hath no pleasure in him."

2 Peter 2:21-22

For it would have been better for them not to have known the way of righteousness, than, after having known it, to turn from the holy commandment delivered to them.

1 John 2:19

They went out from us, but they were not of us; for if they had been of us, they would have remained with us; but they went out, that they might be made manifest that they are not all of us.

Jude 1:12

These are the rocks in your feasts of love, feasting together without fear, feeding only themselves; clouds without water, carried away by winds; trees in late autumn, without fruit, twice dead, plucked up by the roots;

Treasury of Scripture Knowledge

Summary

The man that wandereth out of the way of understanding shall remain in the congregation of the dead.

Bible References

Wandereth

John 3:19
And this is the condemnation, that the light hath come into the world, and men loved the darkness rather than the light; for their deeds were evil.
Hebrews 6:4
For it is impossible that those who have once been enlightened, and have tasted of the heavenly gift, and been make partakers of the Holy Spirit,
Hebrews 10:26
For if we sin willingly after we have received the knowledge of the truth, there no longer remaineth a sacrifice for sins;
2 Peter 2:21
For it would have been better for them not to have known the way of righteousness, than, after having known it, to turn from the holy commandment delivered to them.
1 John 2:19
They went out from us, but they were not of us; for if they had been of us, they would have remained with us; but they went out, that they might be made manifest that they are not all of us.

Remain

Ephesians 2:1
and you also [he raised up], who were dead through your trespasses and sins,
Jude 1:12
These are the rocks in your feasts of love, feasting together without fear, feeding only themselves; clouds without water, carried away by winds; trees in late autumn, without fruit, twice dead, plucked up by the roots;