Mark 12:29
Jesus replied, "The chief one is: Hear, O Israel, the Lord our God is one Lord,
Luke 10:27
He replied, "You must love the Lord your God with your whole heart, with your whole soul, with your whole strength, and with your whole mind. Also your neighbour as yourself."
Matthew 10:37
He who loves father or mother more than me is not worthy of me; he who loves son or daughter more than me is not worthy of me:
Matthew 23:9
you are not to call anyone 'father' on earth, for One is your heavenly Father;
Mark 12:32-33
The scribe said to him, "Right, teacher! You have truly said, He is One, and there is none else but Him.
Romans 3:30
Well then, there is one God, a God who will justify the circumcised as they believe and the uncircumcised on the score of faith.
1 Corinthians 8:4
Well then, with regard to food that has been offered to idols, I am quite aware that 'there is no such thing as an idol in the world' and that 'there is only the one God.'
Galatians 3:20
(an intermediary implies more than one party, but God is one).
1 Timothy 1:5
Whereas the aim of the Christian discipline is the love that springs from a pure heart, from a good conscience, and from a sincere faith.
1 Timothy 2:5
For "there is one God" and "one intermediary between God and men,
James 2:19
You believe in one God? Well and good. So do the devils, and they shudder.