Discernment

Beloved, don't believe every spirit, but test the spirits, whether they are of God, because many false prophets have gone out into the world.

Now these were more noble than those in Thessalonica, in that they received the word with all readiness of mind, examining the Scriptures daily to see whether these things were so.

But solid food is for those who are full grown, who by reason of use have their senses exercised to discern good and evil.