Acts 13:7
who was with Sergius Paulus, the proconsul, an intelligent man. He, having called Barnabas and Saul, sought to hear the word of God;
Romans 16:18-19
For such do not serve our Lord Christ, but their own stomach; and through fair speeches and eulogies deceive the hearts of the innocent.
Ephesians 4:14
in order that we may be no longer infants, tossed by the waves and carried about by every wind of teaching, in the caprice of the people, in their craftiness, pursuant to their method of delusion;
Ephesians 5:17
Therefore be not unwise, but understand whatsoever is the will of the Lord.
1 John 4:1
Beloved, believe not every spirit, but prove the spirits if they are of God: because many false prophets have gone out into the world.