Here are 3 Bible verses about the revelation from the Old and New Testaments of the Holy Bible (King James Version), sorted from most to least relevant.
1 John 4:1 KJV
Beloved, believe not every spirit, but try the spirits whether they are of God: because many false prophets are gone out into the world.
Hebrews 1:14 KJV
Are they not all ministering spirits, sent forth to minister for them who shall be heirs of salvation?
2 Timothy 3:16 KJV
All scripture is given by inspiration of God, and is profitable for doctrine, for reproof, for correction, for instruction in righteousness: