Matthew 7:18

A good tree cannot bring forth evil fruit, neither can a corrupt tree bring forth good fruit.

1 John 3:9-10

Whosoever is born of God doth not commit sin; for his seed remaineth in him: and he cannot sin, because he is born of God.

Galatians 5:17

For the flesh lusteth against the Spirit, and the Spirit against the flesh: and these are contrary the one to the other: so that ye cannot do the things that ye would.

Treasury of Scripture Knowledge

Summary

A good tree cannot bring forth evil fruit, neither can a corrupt tree bring forth good fruit.

General references

Bible References

Cannot

Galatians 5:17
For the flesh lusteth against the Spirit, and the Spirit against the flesh: and these are contrary the one to the other: so that ye cannot do the things that ye would.
1 John 3:9
Whosoever is born of God doth not commit sin; for his seed remaineth in him: and he cannot sin, because he is born of God.

General references

Luke 6:43
For a good tree bringeth not forth corrupt fruit; neither doth a corrupt tree bring forth good fruit.

King James Version Public Domain