Contradiction with Exodus 20:13
Joshua 6:4 involves the conquest of Jericho which implies violence, but Exodus 20:13 commands "Thou shalt not kill."
Exodus 20:13: Thou shalt not kill.
Contradiction with Matthew 5:9
Joshua 6:4 is about warfare, whereas Matthew 5:9 emphasizes "Blessed are the peacemakers."
Matthew 5:9: Blessed [are] the peacemakers: for they shall be called the children of God.
Contradiction with Romans 12:19
Joshua 6:4 depicts human execution of vengeance on Jericho, while Romans 12:19 advises "Vengeance is mine; I will repay, saith the Lord."
Romans 12:19: Dearly beloved, avenge not yourselves, but [rather] give place unto wrath: for it is written, Vengeance [is] mine; I will repay, saith the Lord.
Contradiction with Proverbs 25:21
Joshua 6:4 leads to the destruction of enemies, contradicting Proverbs 25:21's guidance to feed your enemy if he is hungry.
Proverbs 25:21: If thine enemy be hungry, give him bread to eat; and if he be thirsty, give him water to drink:
Paradox #1
Joshua 6:4 describes events that involve supernatural elements, such as the walls of Jericho falling down after the Israelites marched around the city and blew trumpets. From a scientific perspective, this is inconsistent because there's no natural explanation that supports the idea of sound causing large walls to collapse in this manner. Science relies on observable and natural causes, and supernatural events fall outside of those boundaries.