Job 26:7-14
He stretches out the north over the empty place, and hangs the earth on nothing.
Nave's Topical Index—AKJV

Job 28:1
Surely there is a vein for the silver, and a place for gold where they fine it.
Nave's Topical Index—AKJV

Ecclesiastes 1:13-17
And I gave my heart to seek and search out by wisdom concerning all things that are done under heaven: this sore travail has God given to the sons of man to be exercised therewith.
Nave's Topical Index—AKJV