1 John 4:1

Beloved, do not believe every spirit, but test the spirits to see whether they are of God; because many false prophets have gone out into the world.

Jude 1:22

And have mercy on some, who doubt;

Revelation 2:2

I know your works, your toil and your patient endurance. I know that you cannot bear evil men, but you have tested those who call themselves apostles and are not, and have found them to be false;

Treasury of Scripture Knowledge

Summary

And in the seventh day the priest shall look on the scall: and, behold, if the scall be not spread in the skin, nor be in sight deeper than the skin; then the priest shall pronounce him clean: and he shall wash his clothes, and be clean.

Bible References

The seventh

1 John 4:1
Beloved, do not believe every spirit, but test the spirits to see whether they are of God; because many false prophets have gone out into the world.
Jude 1:22
And have mercy on some, who doubt;
Revelation 2:2
I know your works, your toil and your patient endurance. I know that you cannot bear evil men, but you have tested those who call themselves apostles and are not, and have found them to be false;