Parallel
Proverbs 17:3
Rahlfs Septuagint (1935) · Berean Standard Bible
ὥσπερ δοκιμάζεται ἐν καμίνῳ ἄργυρος καὶ χρυσός οὕτως ἐκλεκταὶ καρδίαι παρὰ κυρίῳ
A crucible for silver and a furnace for gold, but the LORD is the tester of hearts.