Romans 8:27

"And he that searcheth the hearts knoweth what is the mind of the Spirit, because he maketh intercession for the saints according to the will of God."

Cross References (ranked by relevance)

Jeremiah 17:10 32

I the LORD search the heart, I try the reins, even to give every man according to his ways, and according to the fruit of his doings.

Ephesians 2:18 14

For through him we both have access by one Spirit unto the Father.

Romans 8:34 12

Who is he that condemneth? It is Christ that died, yea rather, that is risen again, who is even at the right hand of God, who also maketh intercession for us.

Acts 1:24 12

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

1 Chronicles 28:9 11

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 seek him, he will be found of thee; but if thou forsake him, he will cast thee off for ever.

Psalm 44:21 11

Shall not God search this out? for he knoweth the secrets of the heart.

Proverbs 17:3

The fining pot is for silver, and the furnace for gold: but the LORD trieth the hearts.

1 Thessalonians 2:4

But as we were allowed of God to be put in trust with the gospel, even so we speak; not as pleasing men, but God, which trieth our hearts.

Jeremiah 11:20

But, O LORD of hosts, that judgest righteously, that triest the reins and the heart, let me see thy vengeance on them: for unto thee have I revealed my cause.

Acts 15:8

And God, which knoweth the hearts, bare them witness, giving them the Holy Ghost, even as he did unto us;

Jeremiah 20:12

But, O LORD of hosts, that triest the righteous, and seest the reins and the heart, let me see thy vengeance on them: for unto thee have I opened my cause.

Matthew 6:8

Be not ye therefore like unto them: for your Father knoweth what things ye have need of, before ye ask him.

Revelation 2:23

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

John 14:13

And whatsoever ye shall ask in my name, that will I do, that the Father may be glorified in the Son.

Psalm 7:9

Oh let the wickedness of the wicked come to an end; but establish the just: for the righteous God trieth the hearts and reins.

Hebrews 4:13

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

Luke 16:15

And he said unto them, Ye are they which justify yourselves before men; but God knoweth your hearts: for that which is highly esteemed among men is abomination in the sight of God.

James 5:16

Confess your faults one to another, and pray one for another, that ye may be healed. The effectual fervent prayer of a righteous man availeth much.

Psalm 38:9

Lord, all my desire is before thee; and my groaning is not hid from thee.

1 Chronicles 29:17

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