Jesus.

1 Timothy 6:13
I charge you in the presence of God, who gives life to all things, and of Christ Jesus, who made the good confession in His testimony before Pontius Pilate:

My kingdom is.

John 6:15
Then Jesus, realizing that they were about to come and make Him king by force, withdrew again to a mountain by Himself.

John 8:15
You judge according to the flesh; I judge no one.

Psalm 45:3-7
Strap your sword at your side, O mighty warrior; appear in your majesty and splendor. . . .

Isaiah 9:6, 7
For unto us a child is born, unto us a son is given, and the government will be upon His shoulders. And He will be called Wonderful Counselor, Mighty God, Everlasting Father, Prince of Peace. . . .

Daniel 2:44
In the days of those kings, the God of heaven will set up a kingdom that will never be destroyed, and this kingdom will not be left to another people. It will shatter all these kingdoms and bring them to an end, but will itself stand forever.

Daniel 7:14
And He was given dominion, glory, and kingship, so that every people, nation, and language should serve Him. His dominion is an everlasting dominion that will not pass away, and His kingdom is one that will never be destroyed.

Zechariah 9:9
Rejoice greatly, O daughter of Zion! Shout in triumph, O daughter of Jerusalem! See, your King comes to you, righteous and victorious, gentle and riding on a donkey, on a colt, the foal of a donkey.

Luke 12:14
But Jesus replied, "Man, who appointed Me judge or executor between you?"

Luke 17:20, 21
When asked by the Pharisees when the kingdom of God would come, Jesus replied, "The kingdom of God will not come with observable signs. . . .

Romans 14:17
For the kingdom of God is not a matter of eating and drinking, but of righteousness, peace, and joy in the Holy Spirit.

Colossians 1:12-14
giving thanks to the Father, who has qualified you to share in the inheritance of the saints in the light. . . .

then.

John 18:11
"Put your sword back in its sheath!" Jesus said to Peter. "Shall I not drink the cup the Father has given Me?"