Contradiction with Exodus 21:2
This verse provides a law for Hebrew servants to be freed after six years, whereas Jeremiah 34:8 discusses a covenant to proclaim liberty, indicating an immediate release.
Exodus 21:2: If thou buy an Hebrew servant, six years he shall serve: and in the seventh he shall go out free for nothing.
Contradiction with Leviticus 25:39-40
These verses describe Hebrew servants as being like hired workers until the year of jubilee, in contrast to the covenant in Jeremiah 34:8 for immediate freedom.
Leviticus 25:39-40: And if thy brother [that dwelleth] by thee be waxen poor, and be sold unto thee; thou shalt not compel him to serve as a bondservant: [compel...: Heb. serve thyself with him with the service, etc]
Contradiction with Deuteronomy 15:12
This verse mandates the release of Hebrew servants after six years of service, differing from the immediate liberation discussed in Jeremiah 34:8.
Deuteronomy 15:12: [And] if thy brother, an Hebrew man, or an Hebrew woman, be sold unto thee, and serve thee six years; then in the seventh year thou shalt let him go free from thee.
Contradiction with Nehemiah 5:5
This verse highlights the inability to free fellow Jews due to circumstances, which contrasts with the directive in Jeremiah 34:8 to free all Hebrew slaves.
Nehemiah 5:5: Yet now our flesh [is] as the flesh of our brethren, our children as their children: and, lo, we bring into bondage our sons and our daughters to be servants, and [some] of our daughters are brought unto bondage [already]: neither [is it] in our power [to redeem them]; for other men have our lands and vineyards.