Matthew 7:18
A good tree is not able to produce bad fruit, nor a bad tree to produce good fruit.
1 John 3:9-10
Everyone who is fathered by God does not practice sin, because his seed resides in him, and [he is] not able to sin, because he has been fathered by God.
Galatians 5:17
For the flesh desires against the Spirit, and the Spirit against the flesh, for these are in opposition to one another, so that whatever you want, you may not do these [things].
Treasury of Scripture Knowledge
Summary
A good tree cannot bring forth evil fruit, neither can a corrupt tree bring forth good fruit.
Cannot
General references
Bible References
Cannot
Galatians 5:17
For the flesh desires against the Spirit, and the Spirit against the flesh, for these are in opposition to one another, so that whatever you want, you may not do these [things].
1 John 3:9
Everyone who is fathered by God does not practice sin, because his seed resides in him, and [he is] not able to sin, because he has been fathered by God.
General references
Luke 6:43
"For there is no good tree that produces bad fruit, nor on the other hand a bad tree that produces good fruit,