OT-POET.filter - kjv FURNACE:

kjv@Psalms:12:6 @ The words of the LORD are pure words: as silver tried in a furnace of earth, purified seven times.

kjv@Proverbs:17:3 @ The fining pot is for silver, and the furnace for gold: but the LORD trieth the hearts.

kjv@Proverbs:27:21 @ As the fining pot for silver, and the furnace for gold; so is a man to his praise.