1 John 4:6
King James Version
“We are of God: he that knoweth God heareth us; he that is not of God heareth not us. Hereby know we the spirit of truth, and the spirit of error.”
Context
3And every spirit that confesseth not that Jesus Christ is come in the flesh is not of God: and this is that of antichrist, whereof ye have heard that it should come; and even now already is it in the world.
4Ye are of God, little children, and have overcome them: because greater is he that is in you, than he that is in the world.
5They are of the world: therefore speak they of the world, and the world heareth them.
6We are of God: he that knoweth God heareth us; he that is not of God heareth not us. Hereby know we the spirit of truth, and the spirit of error.
7Beloved, let us love one another: for love is of God; and every one that loveth is born of God, and knoweth God.
8He that loveth not knoweth not God; for God is love.
9In this was manifested the love of God toward us, because that God sent his only begotten Son into the world, that we might live through him.