6 And they wrought onyx stones inclosed in settings of gold, graven, as seals are graven, with the names of the sons of Israel.
Exodus 39:6 Cross References - EJ2000
Exodus 25:7
7 onyx stones and stones to be set in the ephod and in the pectoral.
Exodus 28:9
9 And thou shalt take two onyx stones and engrave on them the names of the sons of Israel:
Exodus 35:9
9 onyx stones, and stones to be set for the ephod, and for the pectoral.
Job 28:16
16 It cannot be valued with the gold of Ophir, with the precious onyx or the sapphire.
Ezekiel 28:13
13 Thou hast been in Eden the garden of God; every precious stone was thy covering: the sardius, topaz, diamond, turquoise, onyx, and beryl, the sapphire, ruby, and emerald, and gold; the works of thy tambourines and of thy pipes were prepared in thee in the day that thou wast created.