Exodus 25:7

25:7 onyx stones, and other gems to be set in the ephod and in the breastpiece.

Exodus 28:9

28:9 “You are to take two onyx stones and engrave on them the names of the sons of Israel,

Exodus 35:9

35:9 onyx stones, and other gems for mounting on the ephod and the breastpiece.

Job 28:16

28:16 It cannot be measured out for purchase with the gold of Ophir,

with precious onyx or sapphires.

Ezekiel 28:13

28:13 You were in Eden, the garden of God.

Every precious stone was your covering,

the ruby, topaz, and emerald,

the chrysolite, onyx, and jasper,

the sapphire, turquoise, and beryl;

your settings and mounts were made of gold.

On the day you were created they were prepared.