'Innermost' in the Bible

On the way he came to the sheepfolds where there was a cave; and Saul went in to relieve himself. Now David and his men were sitting in the cave’s innermost recesses.

the cups, snuffers, bowls, spoons, firepans—of pure gold; and the hinges of gold [both] for the doors of the inner house, the Holy of Holies, and for the doors of the house, the main room [the Holy Place].

Hear the voice of my supplication (specific requests, humble entreaties) as I cry to You for help,As I lift up my hands and heart toward Your innermost sanctuary (Holy of Holies).

Your wife shall be like a fruitful vineWithin the innermost part of your house;Your children will be like olive plantsAround your table.

The words of a whisperer (gossip) are like dainty morsels [to be greedily eaten];They go down into the innermost chambers of the body [to be remembered and mused upon].

The spirit (conscience) of man is the lamp of the Lord,Searching and examining all the innermost parts of his being.

Blows that wound cleanse away evil,And strokes reach to the innermost parts.

The words of a whisperer (gossip) are like dainty morsels [to be greedily eaten];They go down into the innermost chambers of the body [to be remembered and mused upon].

“But [in fact] you will be brought down to Sheol,To the remote recesses of the pit (the region of the dead).