And he brought him to Jesus. And when Jesus beheld him, he said, Thou art Simon the son of Jona: thou shalt be called Cephas; which is, by interpretation, a stone.

But I know you, that ye have not the love of God in you.

But there are some of you that believe not. For Jesus knew from the beginning who they were that believed not, and who he was that would betray him.

Now are we sure that thou knowest all things, and needest not that any man should ask thee: by this we believe that thou camest from God.

He saith to him the third time, Simon son of Jonas, lovest thou me? Peter was grieved, because he said to him the third time, Lovest thou me? And he said to him, Lord, thou knowest all things; thou knowest that I love thee. Jesus saith to him, Feed my sheep.

But the LORD said to Samuel, Look not on his countenance, or on the hight of his stature; because I have refused him: for the LORD seeth not as man seeth; for man looketh on the outward appearance, but the LORD looketh on the heart.

And thou, Solomon my son, know thou the God of thy father, and serve him with a perfect heart, and with a willing mind: for the LORD searcheth all hearts and understandeth all the imaginations of the thoughts: if thou shalt seek him, he will be found of thee; but if thou shalt forsake him, he will cast thee off for ever.

I know also, my God, that thou triest the heart, and hast pleasure in uprightness. As for me, in the uprightness of my heart I have willingly offered all these things: and now have I seen with joy thy people, who are present here, to offer willingly to thee.

The heart is deceitful above all things, and desperately wicked: who can know it?

And Jesus, knowing their thoughts, said, Why think ye evil in your hearts?

And immediately, when Jesus perceived in his spirit that they so reasoned within themselves, he said to them, Why reason ye these things in your hearts?

And they prayed, and said, Thou, Lord, who knowest the hearts of all men, show which of these two thou hast chosen,

Neither is there any creature that is not manifest in his sight: but all things are naked and opened to the eyes of him with whom we have to do.

And I will kill her children with death; and all the churches shall know that I am he who searcheth the reins and hearts: and I will give to every one of you according to your works.

General references

That thou inquirest after my iniquity, and searchest after my sin?

When Jesus knew in himself that his disciples murmured at it, he said to them, Doth this offend you?