Cross reference
Job 28:10
10 He makes deep ways, cut through the rock, and his eye sees everything of value.
Proverbs 14:23
23 In all hard work there is profit, but talk only makes a man poor.
Proverbs 24:4
4 And by knowledge its rooms are full of all dear and pleasing things.
Habakkuk 3:9
9 Your bow was quite uncovered. Selah. By you the earth was cut through with rivers.