1 John 5:10
▸ Hear this chapter, lit word by wordHe that believeth on the Son of God hath the witness in himself: he that believeth not God hath made him a liar; because he believeth not the record that God gave of his Son.
— 1 John 5:10, King James Version
In other translations
He who believes in the Son of God has the witness in him. He who doesn't believe God has made him a liar, because he has not believed in the testimony that God has given concerning his Son.
He that believeth on the Son of God hath the witness in him: he that believeth not God hath made him a liar; because he hath not believed in the witness that God hath borne concerning his Son.
He who is believing in the Son of God, hath the testimony in himself; he who is not believing God, a liar hath made Him, because he hath not believed in the testimony that God hath testified concerning His Son;