2 Peter 2:20

For if, after they have escaped the pollutions of the world, through the knowledge of the Lord and Savior Jesus Christ, they are again entangled in these, and overcome by them, the last state of such is worse than the first.

2 Peter 1:2

grace be to you, and peace be multiplied in the acknowledgment of God, and Jesus our Lord.

2 Peter 2:18

For by speaking boastful words of folly, they allure through the lusts of the flesh, and through lasciviousness, those who had really escaped from those who live in error.

Hebrews 10:26-27

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

Matthew 12:43-45

When the unclean spirit has gone out of a man, he goes through dry places seeking rest, and finds none.

Luke 11:24-26

"When the unclean spirit has gone out of a man, he goes through dry places, seeking rest; and finding none, he says, I will return to my house out of which I came.

Philippians 3:19

whose end is destruction, whose god is their appetite, and whose glory is in their shame, who mind earthly things.

Hebrews 6:4-8

For it is impossible to renew again to repentance those who have once been enlightened, and have tasted of the heavenly gift, and have been made partakers of the Holy Spirit,

2 Peter 1:4

through which things very great and precious favors that were promised have been given us, that through these you may become partakers of the divine nature, having escaped the corruption that is in the world through desire:

Treasury of Scripture Knowledge

Summary

For if after they have escaped the pollutions of the world through the knowledge of the Lord and Saviour Jesus Christ, they are again entangled therein, and overcome, the latter end is worse with them than the beginning.

Through

The latter

Bible References

Escaped

2 Peter 2:18
For by speaking boastful words of folly, they allure through the lusts of the flesh, and through lasciviousness, those who had really escaped from those who live in error.
2 Peter 1:4
through which things very great and precious favors that were promised have been given us, that through these you may become partakers of the divine nature, having escaped the corruption that is in the world through desire:

Through

2 Peter 1:2
grace be to you, and peace be multiplied in the acknowledgment of God, and Jesus our Lord.

The latter

Philippians 3:19
whose end is destruction, whose god is their appetite, and whose glory is in their shame, who mind earthly things.

General references

Matthew 7:27
And the rain descended, and the torrents came, and the winds blew, and beat upon that house, and it fell: and great was its fall.
Luke 14:30
saying, This man began to build, and was not able to finish.
Luke 17:32
Remember Lot's wife.
1 Timothy 5:15
For some have already turned aside after Satan.