Most Relevant Verses
For there [is only] one God, and [only] one Mediator between God and men, the Man Christ Jesus,
You believe that God is one; you do well. So do the demons believe and shudder [in terror and horror such as make a man's hair stand on end and contract the surface of his skin]!
See now that I, I am He, and there is no god beside Me; I kill and I make alive, I wound and I heal, and there is none who can deliver out of My hand.
You are My witnesses, says the Lord, and My servant whom I have chosen, that you may know Me, believe Me and remain steadfast to Me, and understand that I am He. Before Me there was no God formed, neither shall there be after Me.
Thus says the Lord, the King of Israel and his Redeemer, the Lord of hosts: I am the First and I am the Last; besides Me there is no God.
For thus says the Lord -- "Who created the heavens, God Himself, Who formed the earth and made it, Who established it and did not create it to be a worthless waste; He formed it to be inhabited -- "I am the Lord, and there is no one else.
In this matter, then, of eating food offered to idols, we know that an idol is nothing (has no real existence) and that there is no God but one.
One God and Father of [us] all, Who is above all [Sovereign over all], pervading all and [living] in [us] all.
So there are three witnesses in heaven: the Father, the Word and the Holy Spirit, and these three are One;