Exodus 25:7

onyx stones and setting stones for the [priest’s] ephod and for the breastpiece.

Exodus 28:4

These are the garments which they shall make: a breastpiece and an ephod [for the breastpiece] and a robe and a tunic of checkered work, a turban, and a sash. They shall make sacred garments for Aaron your brother and his sons, so that he may serve as a priest to Me.

Exodus 28:6-30

and they shall make the ephod of gold and blue, purple, and scarlet fabric and fine twisted linen, skillfully woven and [beautifully] worked.

Treasury of Scripture Knowledge

Summary

Onyx stones, and stones to be set in the ephod, and in the breastplate.

Ephod

General references

Bible References

Ephod

Exodus 28:4
These are the garments which they shall make: a breastpiece and an ephod [for the breastpiece] and a robe and a tunic of checkered work, a turban, and a sash. They shall make sacred garments for Aaron your brother and his sons, so that he may serve as a priest to Me.

General references

Exodus 35:23
Every man who had in his possession blue or purple or scarlet fabric, and fine linen, and goats’ hair, and rams’ skins dyed red and porpoise skins, brought them.
Exodus 39:2
Bezalel made the ephod of gold, and of blue, purple, and scarlet fabric, and fine twisted linen.