Contradiction with Exodus 20:4
This verse prohibits making and worshiping graven images; Exodus 39:8 describes the creation of the breastplate adorned with artistic work.
Exodus 20:4: Thou shalt not make unto thee any graven image, or any likeness [of any thing] that [is] in heaven above, or that [is] in the earth beneath, or that [is] in the water under the earth:
Contradiction with Leviticus 26:1
It instructs against making idols or carved images; Exodus 39:8 describes detailed craftsmanship in religious attire.
Leviticus 26:1: Ye shall make you no idols nor graven image, neither rear you up a standing image, neither shall ye set up [any] image of stone in your land, to bow down unto it: for I [am] the LORD your God. [standing...: or, pillar] [image of...: or, figured stone: Heb. a stone of picture]
Contradiction with Deuteronomy 5:8
Another command against creating graven images; Exodus 39:8 involves creating ornate religious garments.
Deuteronomy 5:8: Thou shalt not make thee [any] graven image, [or] any likeness [of any thing] that [is] in heaven above, or that [is] in the earth beneath, or that [is] in the waters beneath the earth:
Contradiction with Isaiah 44:9-10
Criticizes those who make graven images; Exodus 39:8 describes skilled crafting of religious artifacts.
Isaiah 44:9-10: They that make a graven image [are] all of them vanity; and their delectable things shall not profit; and they [are] their own witnesses; they see not, nor know; that they may be ashamed. [delectable: Heb. desirable]
Contradiction with Habakkuk 2:18
Condemns creators of idols; Exodus 39:8 depicts skilled artistry in fashioning the breastplate.
Habakkuk 2:18: What profiteth the graven image that the maker thereof hath graven it; the molten image, and a teacher of lies, that the maker of his work trusteth therein, to make dumb idols? [maker of...: Heb. fashioner of his fashion]