Exodus 39:8

And he maketh the breastplate, work of a designer, like the work of the ephod, of gold, blue, and purple, and scarlet, and twined linen;

Exodus 25:7

shoham stones, and stones for setting for an ephod, and for a breastplate.

Exodus 28:4

And these are the garments which they make: a breastplate, and an ephod, and an upper robe, and an embroidered coat, a mitre, and a girdle; yea, they have made holy garments for Aaron thy brother, and for his sons, for his being priest to Me.

Exodus 28:13-29

'And thou hast made embroidered things of gold,

Leviticus 8:8-9

and doth put on him the breastplate, and doth put unto the breastplate the Lights and the Perfections,

Psalm 89:28

To the age I keep for him My kindness, And My covenant is stedfast with him.

Isaiah 59:17

And He putteth on righteousness as a breastplate, And an helmet of salvation on His head, And He putteth on garments of vengeance for clothing, And is covered, as with an upper-robe, with zeal.

Ephesians 6:14

Stand, therefore, having your loins girt about in truth, and having put on the breastplate of the righteousness,

Treasury of Scripture Knowledge

Summary

And he made the breastplate of cunning work, like the work of the ephod; of gold, blue, and purple, and scarlet, and fine twined linen.

Bible References

General references

Exodus 25:7
shoham stones, and stones for setting for an ephod, and for a breastplate.
Exodus 28:4
And these are the garments which they make: a breastplate, and an ephod, and an upper robe, and an embroidered coat, a mitre, and a girdle; yea, they have made holy garments for Aaron thy brother, and for his sons, for his being priest to Me.
Leviticus 8:8
and doth put on him the breastplate, and doth put unto the breastplate the Lights and the Perfections,
Psalm 89:28
To the age I keep for him My kindness, And My covenant is stedfast with him.
Isaiah 59:17
And He putteth on righteousness as a breastplate, And an helmet of salvation on His head, And He putteth on garments of vengeance for clothing, And is covered, as with an upper-robe, with zeal.
Ephesians 6:14
Stand, therefore, having your loins girt about in truth, and having put on the breastplate of the righteousness,