Philippians 3:13-14

Brethren, I do not account myself to have apprehended.

Hebrews 10:38

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

2 Peter 2:20-21

For if after they have escaped the pollutions of the world, thro the knowledge of the Lord and Saviour Jesus Christ, they are again intangled therein and overcome, their last state is worse then the first.

Treasury of Scripture Knowledge

Summary

But when the people of the land shall come before the LORD in the solemn feasts, he that entereth in by the way of the north gate to worship shall go out by the way of the south gate; and he that entereth by the way of the south gate shall go forth by the way of the north gate: he shall not return by the way of the gate whereby he came in, but shall go forth over against it.

Bible References

He that entereth in

Philippians 3:13
Brethren, I do not account myself to have apprehended.
Hebrews 10:38
Now the just shall live by faith; but if he draw back, my soul hath no pleasure in him.
2 Peter 2:20
For if after they have escaped the pollutions of the world, thro the knowledge of the Lord and Saviour Jesus Christ, they are again intangled therein and overcome, their last state is worse then the first.