Contradiction with Matthew 5:34
This verse contradicts Judges 11:10 by instructing to "swear not at all," whereas Judges 11:10 depicts people agreeing to an oath before God.
Matthew 5:34: But I say unto you, Swear not at all; neither by heaven; for it is God's throne:
Contradiction with James 5:12
This verse advises against making oaths, in contrast to Judges 11:10, where the Israelites swear an oath.
James 5:12: But above all things, my brethren, swear not, neither by heaven, neither by the earth, neither by any other oath: but let your yea be yea; and [your] nay, nay; lest ye fall into condemnation.
Contradiction with Ecclesiastes 5:4-5
These verses warn about making vows hastily, unlike Judges 11:10, where an oath is quickly sworn by the people.
Ecclesiastes 5:4-5: When thou vowest a vow unto God, defer not to pay it; for [he hath] no pleasure in fools: pay that which thou hast vowed.