Jesus.

Matthew 9:4
But Jesus knew what they were thinking and said, "Why do you harbor evil in your hearts?

Psalm 139:2
You know when I sit and when I rise; You understand my thoughts from afar.

Jeremiah 17:10
I, the LORD, search the heart; I test the mind to reward a man according to his way, by what his deeds deserve.

Amos 4:13
For behold, He who forms the mountains, who creates the wind, and reveals His thoughts to man, the One who turns the dawn to darkness and strides on the heights of the earth, the LORD, the God of Hosts, is His name."

Mark 2:8
At once Jesus knew in His spirit that they were considering this within themselves. "Why do you question these things in your hearts?" He asked.

John 2:24, 25
But Jesus did not entrust Himself to them, for He knew all men. . . .

John 21:17
Jesus asked a third time, "Simon son of John, do you love Me?" Peter was deeply hurt that Jesus had asked him a third time, "Do you love Me?" "Lord, You know all things, " he replied. "You know I love You." Jesus said to him, "Feed My sheep.

1 Corinthians 2:11
For who among men knows the thoughts of man except his own spirit within him? So too, no one knows the thoughts of God except the Spirit of God.

Hebrews 4:13
Nothing in all creation is hidden from God's sight; everything is uncovered and exposed before the eyes of Him to whom we must give account.

Revelation 2:23
Then I will strike her children dead, and all the churches will know that I am the One who searches minds and hearts, and I will repay each of you according to your deeds.

Every kingdom.

Isaiah 9:21
Manasseh devours Ephraim, and Ephraim Manasseh; together they turn against Judah. Despite all this, His anger is not turned away; His hand is still upraised.

Isaiah 19:2, 3
"So I will incite Egyptian against Egyptian; brother will fight against brother, neighbor against neighbor, city against city, and kingdom against kingdom. . . .

Mark 3:23-26
So Jesus called them together and began to speak to them in parables: "How can Satan drive out Satan? . . .

Luke 11:17, 18
But Jesus knew their thoughts and said to them, "Every kingdom divided against itself will be laid waste, and a house divided against a house will fall. . . .

Galatians 5:15
But if you keep on biting and devouring each other, watch out, or you will be consumed by each other.

Revelation 16:19
The great city was split into three parts, and the cities of the nations collapsed. And God remembered Babylon the great and gave her the cup of the wine of the fury of His wrath.

Revelation 17:16, 17
And the ten horns and the beast that you saw will hate the prostitute. They will leave her desolate and naked, and will eat her flesh and burn her with fire. . . .