John 4:23-24

But a time is coming, indeed it is already here, when the true worshipers will worship the Father spiritually and truly; for such are the worshipers that the Father desires.

Romans 7:22

At heart I delight in the Law of God;

James 4:8

Draw near to God, and he will draw near to you. Make your hands clean, you sinners; and your hearts pure, you vacillating men!

1 Peter 3:4

but the inner life with the imperishable beauty of a quiet and gentle spirit; for this is very precious in God's sight.

Luke 11:39

But the Master said to him: "You Pharisees do, it is true, clean the outside of the cup and of the plate, but inside you yourselves are filled with greed and wickedness.

2 Corinthians 1:12

Indeed, our main ground for satisfaction is this--Our conscience tells us that our conduct in the world, and still more in our relations with you, was marked by a purity of motive and a sincerity that were inspired by God, and was based, not on worldly policy, but on the help of God.

Treasury of Scripture Knowledge

Summary

Behold, thou desirest truth in the inward parts: and in the hidden part thou shalt make me to know wisdom.

In the hidden

Bible References

Behold

John 4:23
But a time is coming, indeed it is already here, when the true worshipers will worship the Father spiritually and truly; for such are the worshipers that the Father desires.
2 Corinthians 1:12
Indeed, our main ground for satisfaction is this--Our conscience tells us that our conduct in the world, and still more in our relations with you, was marked by a purity of motive and a sincerity that were inspired by God, and was based, not on worldly policy, but on the help of God.
James 4:8
Draw near to God, and he will draw near to you. Make your hands clean, you sinners; and your hearts pure, you vacillating men!

Inward

Luke 11:39
But the Master said to him: "You Pharisees do, it is true, clean the outside of the cup and of the plate, but inside you yourselves are filled with greed and wickedness.
Romans 7:22
At heart I delight in the Law of God;

In the hidden

1 Peter 3:4
but the inner life with the imperishable beauty of a quiet and gentle spirit; for this is very precious in God's sight.