Leviticus 13:34
And the priest shall look on the scall on the seventh day, and behold, the scall hath not spread in the skin, nor is in sight deeper than the skin, then the priest shall pronounce him clean; and he shall wash his garments, and be clean.
1 John 4:1
Beloved, believe not every spirit, but prove the spirits, if they are of God; because many false prophets are gone out into the world.
Jude 1:22
And of some have compassion, making a difference,
Revelation 2:2
I know thy works and thy labour, and thine endurance, and that thou canst not bear evil men; and thou hast tried them who say that themselves are apostles and are not, and hast found them liars;