Matthew 7:18
A good tree cannot bear bad fruit, nor can a bad tree bear good fruit.
1 John 3:9-10
No one who is of God practices sin, for God's seed remains in him; and he cannot sin, because he has been born of God.
Galatians 5:17
For the desires of the flesh are against the Spirit, and the desires of the Spirit are against the flesh; for these are opposed to each other, so that you may not do what you would.
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 desires of the flesh are against the Spirit, and the desires of the Spirit are against the flesh; for these are opposed to each other, so that you may not do what you would.
1 John 3:9
No one who is of God practices sin, for God's seed remains in him; and he cannot sin, because he has been born of God.
General references
Luke 6:43
"For no good tree bears bad fruit, nor does a bad tree bear good fruit.