1 Corinthians 14:29:

Let the prophets speak two or three, and let the other judge.

See also:

The Kingdom of God Is Here NOW
Objection: The Church Was Built upon the Foundation of the Apostles and Prophets (Ephesians 5:20).  The Foundation Has Been Laid, So There Are No More Apostles or Prophets.
Objection: Apostles and Prophets Were to Give Revelation.  Now That the New Testament Is Complete, They Are No Longer Needed.