Exodus 28:15

And in the same manner thou shalt make the pectoral of judgment with cunning work; after the work of the ephod thou shalt make it, of gold, blue, purple, scarlet, and of fine twined linen.

Exodus 26:1

Moreover thou shalt make the tabernacle with ten curtains of fine twined linen and blue and purple and scarlet; with cherubim of cunning work shalt thou make them.

Exodus 28:4

And these are the garments which they shall make: the pectoral, the ephod, the robe, the broidered coat, the mitre, and the girdle. Therefore let them make the holy garments for Aaron, thy brother, and his sons, that they may be my priests.

Exodus 28:6

and they shall make the ephod of gold, blue, purple, scarlet, and fine twined linen, with cunning work.

Exodus 28:30

And thou shalt put in the pectoral of judgment Urim and Thummim, that they shall be upon Aaron's heart when he goes in before the LORD; and Aaron shall always bear the judgment of the sons of Israel upon his heart before the LORD.

Exodus 39:8-21

He also made the pectoral of cunning work, like the work of the ephod of gold, blue, purple, scarlet, and fine twined linen.

Leviticus 8:8

Then he put the pectoral upon him, and he put in the pectoral the Urim and the Thummim.

Treasury of Scripture Knowledge

Summary

And thou shalt make the breastplate of judgment with cunning work; after the work of the ephod thou shalt make it; of gold, of blue, and of purple, and of scarlet, and of fine twined linen, shalt thou make it.

General references

Bible References

The breastplate

Exodus 28:4
And these are the garments which they shall make: the pectoral, the ephod, the robe, the broidered coat, the mitre, and the girdle. Therefore let them make the holy garments for Aaron, thy brother, and his sons, that they may be my priests.
Exodus 39:8
He also made the pectoral of cunning work, like the work of the ephod of gold, blue, purple, scarlet, and fine twined linen.
Leviticus 8:8
Then he put the pectoral upon him, and he put in the pectoral the Urim and the Thummim.

After

Exodus 28:6
and they shall make the ephod of gold, blue, purple, scarlet, and fine twined linen, with cunning work.
Exodus 26:1
Moreover thou shalt make the tabernacle with ten curtains of fine twined linen and blue and purple and scarlet; with cherubim of cunning work shalt thou make them.

General references

Exodus 31:4
to devise cunning works, to work in gold and in silver and in brass,