Here are 8 Bible verses about the truth from the Old and New Testaments of the Holy Bible (King James Version), sorted from most to least relevant.
John 8:32 KJV
And ye shall know the truth, and the truth shall make you free.
John 16:13 KJV
Howbeit when he, the Spirit of truth, is come, he will guide you into all truth: for he shall not speak of himself; but whatsoever he shall hear, that shall he speak: and he will shew you things to come.
John 14:6 KJV
Jesus saith unto him, I am the way, the truth, and the life: no man cometh unto the Father, but by me.
John 4:22-24 KJV
Ye worship ye know not what: we know what we worship: for salvation is of the Jews. But the hour cometh, and now is, when the true worshippers shall worship the Father in spirit and in truth: for the Father seeketh such to worship him. God is a Spirit: and they that worship him must worship him in spirit and in truth.
John 1:14 KJV
And the Word was made flesh, and dwelt among us, (and we beheld his glory, the glory as of the only begotten of the Father,) full of grace and truth.
John 12:24-25 KJV
Verily, verily, I say unto you, Except a corn of wheat fall into the ground and die, it abideth alone: but if it die, it bringeth forth much fruit. He that loveth his life shall lose it; and he that hateth his life in this world shall keep it unto life eternal.
John 3:16 KJV
For God so loved the world, that he gave his only begotten Son, that whosoever believeth in him should not perish, but have everlasting life.
Galatians 4:16 KJV
Am I therefore become your enemy, because I tell you the truth?