Revelation 1:8

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

Revelation 22:13

I am the Alpha and the Omega, the first and the last, the beginning and the end.

1 Timothy 3:16

And confessedly great is the mystery of godliness, in him who was manifested in the flesh, justified in the Spirit, seen by angels, preached among the gentiles, believed on in the world, received up in glory.

Matthew 25:34

Then will the king say to those on his right hand, Come, ye blessed by my Father, inherit the kingdom prepared for you from the foundation of the world.

Matthew 27:37

And they set up over his head the charge against him in writing: "This is Jesus the king of the Jews."

Revelation 1:11

saying: What thou seest, write in a book, and send it to the seven churches; to Ephesus, and to Smyrna, and to Pergamus, and to Thyatira, and to Sardes, and to Philadelphia, and to Laodicea.

Revelation 1:17-18

And when I saw him, I fell at his feet as dead; and he laid his right hand on me, saying, Fear not; I am the first and the last,

Revelation 2:8

And to the angel of the church in Smyrna write: These things saith the first and the last, who was dead, and lived again:

Treasury of Scripture Knowledge

Summary

Thus saith the LORD the King of Israel, and his redeemer the LORD of hosts; I am the first, and I am the last; and beside me there is no God.

Bible References

I am the first

Revelation 1:8
I am the Alpha and the Omega, saith the Lord God, he who is, and who was, and who is to come, the Almighty.
Revelation 2:8
And to the angel of the church in Smyrna write: These things saith the first and the last, who was dead, and lived again:
Revelation 22:13
I am the Alpha and the Omega, the first and the last, the beginning and the end.

Beside

1 Timothy 3:16
And confessedly great is the mystery of godliness, in him who was manifested in the flesh, justified in the Spirit, seen by angels, preached among the gentiles, believed on in the world, received up in glory.

General references

Hebrews 13:8
Jesus Christ is yesterday and today the same, and for ever.
James 2:19
Thou believest that God is one; thou doest well; the demons also believe, and tremble.
Revelation 22:13
I am the Alpha and the Omega, the first and the last, the beginning and the end.