Galatians 3:20

A mediator is not a mediator of one; but God is one.

1 Timothy 2:5

There is one God, and one mediator between God and men, the man Christ Jesus.

Deuteronomy 6:4

Listen, Israel! JEHOVAH OUR GOD IS ONE GOD!

Hebrews 8:6

Jesus has obtained a more excellent ministry. The covenant that he arranged between God and his people is a better one, because it is based on promises of better things.

Hebrews 9:15

For this reason he is the mediator of a new covenant. A death has taken place for the redemption of the transgressions that were under the first covenant. Those called may receive the promise of everlasting inheritance.

Hebrews 12:24

You have come to Jesus, the mediator of a new covenant, and to the blood of sprinkling that speaks in a better way than the blood of Abel.

Genesis 15:18

On that day Jehovah made a covenant with Abram. He said: To your descendants I give this land, from the river of Egypt to the great river, the river Euphrates,

Genesis 17:1-2

Abram was ninety-nine years old. Jehovah appeared to him and said: I am God Almighty. Walk before me and be blameless.

Job 9:33

Nor is there any mediator between us who may lay his hand on us both.

Acts 12:20

Herod highly disagreed with them at Tyre and Sidon. But they finally came to an agreement. They secured the support of Blastus a trusted personal servant of the king. They desired peace because their country was supported by the king's country.

Romans 3:29-30

Or is God the God of the Jews only? Is he not the God of the nations also? Yes, of the nations also.

Galatians 3:17

Now this I say: the Law, which came four hundred and thirty years later, does not invalidate a covenant previously ratified by God, so as to nullify the promise.

Treasury of Scripture Knowledge

Summary

Now a mediator is not a mediator of one, but God is one.

Bible References

A mediator is

Job 9:33
Nor is there any mediator between us who may lay his hand on us both.
Acts 12:20
Herod highly disagreed with them at Tyre and Sidon. But they finally came to an agreement. They secured the support of Blastus a trusted personal servant of the king. They desired peace because their country was supported by the king's country.
1 Timothy 2:5
There is one God, and one mediator between God and men, the man Christ Jesus.

But

Galatians 3:17
Now this I say: the Law, which came four hundred and thirty years later, does not invalidate a covenant previously ratified by God, so as to nullify the promise.
Genesis 15:18
On that day Jehovah made a covenant with Abram. He said: To your descendants I give this land, from the river of Egypt to the great river, the river Euphrates,
Genesis 17:1
Abram was ninety-nine years old. Jehovah appeared to him and said: I am God Almighty. Walk before me and be blameless.
Deuteronomy 6:4
Listen, Israel! JEHOVAH OUR GOD IS ONE GOD!
Romans 3:29
Or is God the God of the Jews only? Is he not the God of the nations also? Yes, of the nations also.

General references

Deuteronomy 5:3
Jehovah did not make this covenant with our fathers, but with us, all of us here alive today.
Romans 3:30
If God is one he will justify the circumcised by faith, and the uncircumcised through faith.
James 2:19
You believe that there is one God. You do well: the demons also believe, and shudder.