John 8:58

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

John 1:1-2

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

Romans 9:18-19

This is a proof that wherever He chooses He shows mercy, and wherever he chooses He hardens the heart.

Ephesians 1:11

In Him we Jews have been made heirs, having been chosen beforehand in accordance with the intention of Him whose might carries out in everything the design of His own will,

1 Timothy 1:17

Now to the immortal and invisible King of the Ages, who alone is God, be honour and glory to the Ages of the Ages! Amen.

Hebrews 13:8

Jesus Christ is the same yesterday and to-day--yes, and to the ages to come.

Revelation 1:8

"I am the Alpha and the Omega," says the Lord God, "He who is and was and evermore will be--the Ruler of all."

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 with God, and the Word was God.
John 8:58
"In most solemn truth," answered Jesus, "I tell you that before Abraham came into existence, I am."
1 Timothy 1:17
Now to the immortal and invisible King of the Ages, who alone is God, be honour and glory to the Ages of the Ages! Amen.
Hebrews 13:8
Jesus Christ is the same yesterday and to-day--yes, and to the ages to come.
Revelation 1:8
"I am the Alpha and the Omega," says the Lord God, "He who is and was and evermore will be--the Ruler of all."

I will work

Romans 9:18
This is a proof that wherever He chooses He shows mercy, and wherever he chooses He hardens the heart.
Ephesians 1:11
In Him we Jews have been made heirs, having been chosen beforehand in accordance with the intention of Him whose might carries out in everything the design of His own will,