John 2:24-25

but for his part Jesus was not trusting himself to them, because he knew all men,

John 21:17

The third time Jesus asked him, "Am I really dear to you?" Peter was grieved because the third time he asked, "Am I really dear to you?" and he answered, "Master, you know all things, you know that you are dear to me."

Revelation 1:18

I was dead, and behold, I am alive forevermore; and hold the keys of death and of Hades.

Revelation 2:23

And moreover, her children will I kill with pestilence. And all the churches shall know that I am he who searches the hearts and souls of men. I will give to each of you according to his works.

Treasury of Scripture Knowledge

Summary

Hell and destruction are before the LORD: how much more then the hearts of the children of men?

Bible References

Hell

Revelation 1:18
I was dead, and behold, I am alive forevermore; and hold the keys of death and of Hades.

The hearts

John 2:24
but for his part Jesus was not trusting himself to them, because he knew all men,
John 21:17
The third time Jesus asked him, "Am I really dear to you?" Peter was grieved because the third time he asked, "Am I really dear to you?" and he answered, "Master, you know all things, you know that you are dear to me."
Revelation 2:23
And moreover, her children will I kill with pestilence. And all the churches shall know that I am he who searches the hearts and souls of men. I will give to each of you according to his works.