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 abideth in him, and he cannot sin, because he is born of God.

Galatians 5:17

For the flesh desireth against the Spirit, but the Spirit desireth against the flesh (these are contrary to each other) that ye may not do the things which 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 desireth against the Spirit, but the Spirit desireth against the flesh (these are contrary to each other) that ye may not do the things which ye would.
1 John 3:9
Whosoever is born of God doth not commit sin; for his seed abideth in him, and he cannot sin, because he is born of God.

General references

Luke 6:43
For there is no good tree which bringeth forth corrupt fruit, neither a corrupt tree, which bringeth forth good fruit.