Original Verse:
Proverbs Chapter 25 Verse 3The heaven for height, and the earth for depth, and the heart of kings is unsearchable.

Reference Verses:
Psalms Chapter 103 Verse 11For as the heaven is high above the earth, so great is his mercy toward them that fear him.
Isaiah Chapter 7 Verse 11Ask thee a sign of the LORD thy God; ask it either in the depth, or in the height above.
Isaiah Chapter 55 Verse 9For as the heavens are higher than the earth, so are my ways higher than your ways, and my thoughts than your thoughts.
Romans Chapter 8 Verse 39Nor height, nor depth, nor any other creature, shall be able to separate us from the love of God, which is in Christ Jesus our Lord.
1st Kings Chapter 4 Verse 29And God gave Solomon wisdom and understanding exceeding much, and largeness of heart, even as the sand that is on the sea shore.
1st Peter Chapter 1 Verse 7That the trial of your faith, being much more precious than of gold that perisheth, though it be tried with fire, might be found unto praise and honour and glory at the appearing of Jesus Christ: