Psalm 51:6
6 Behold, you delight in truth rin the inward being,
and you teach me wisdom in the secret heart.
Romans 2:29
29 But a Jew is one inwardly, and qcircumcision is a matter of the heart, rby the Spirit, not by the letter. sHis praise is not from man but from God.
2 Corinthians 4:16
16 So we do not lose heart. Though our outer self1 is wasting away, our oinner self is being prenewed day by day.