John 8:58

"In solemn truth I tell you," answered Jesus, "that before Abraham came into existence, I am."

John 1:1-2

In the beginning was the Word, and the Word was face to face with God, and the Word was God.

Romans 9:18-19

So then he has mercy on whom he will, and whom he will, he hardens.

Ephesians 1:11

It is he in whom we Jews also have our inheritance, having been chosen beforehand according to the purpose of Him who executes all things according to the counsel of his will,

1 Timothy 1:17

Now unto the King eternal, immortal, invisible, the only God, be glory and honor forever and ever. Amen!

Hebrews 13:8

Jesus Christ is the same yesterday, today, and forever.

Revelation 1:8

"I am the Alpha and the Omega," says the Lord God, who is, and who was, and who is to come, the Almighty.

Treasury of Scripture Knowledge

Summary

Yea, before the day was I am he; and there is none that can deliver out of my hand: I will work, and who shall let it?

Bible References

Before

John 1:1
In the beginning was the Word, and the Word was face to face with God, and the Word was God.
John 8:58
"In solemn truth I tell you," answered Jesus, "that before Abraham came into existence, I am."
1 Timothy 1:17
Now unto the King eternal, immortal, invisible, the only God, be glory and honor forever and ever. Amen!
Hebrews 13:8
Jesus Christ is the same yesterday, today, and forever.
Revelation 1:8
"I am the Alpha and the Omega," says the Lord God, who is, and who was, and who is to come, the Almighty.

I will work

Romans 9:18
So then he has mercy on whom he will, and whom he will, he hardens.
Ephesians 1:11
It is he in whom we Jews also have our inheritance, having been chosen beforehand according to the purpose of Him who executes all things according to the counsel of his will,