1 Samuel 16:7
7 But the Lord said to Samuel, b“Do not look on his appearance or on the height of his stature, because I have rejected him. For the Lord sees not as man sees: man looks on the outward appearance, cbut the Lord looks on the heart.”
1 Chronicles 28:9
David’s Charge to Solomon
9 “And you, Solomon my son, know the God of your father and serve him with a ywhole heart and with a willing mind, zfor the Lord searches all hearts and understands every plan and thought. aIf you seek him, he will be found by you, but if you forsake him, he will cast you off forever.
Psalm 139:23
23 Search me, O God, and know my heart!
Romans 8:27
27 And dhe who searches hearts knows what is ethe mind of the Spirit, because1 the Spirit fintercedes for the saints gaccording to the will of God.