1 John 3:8

3:8 The one who practices sin is of the devil, because the devil has been sinning from the beginning. For this purpose the Son of God was revealed: to destroy the works of the devil.

1 John 4:17

4:17 By this love is perfected with us, so that we may have confidence in the day of judgment, because just as Jesus is, so also are we in this world.