Contradiction with Exodus 20:8
Judges 21:19 describes a time for a festival suggesting a positive assembly, while Exodus 20:8 stresses the Sabbath should be reserved as a holy day, implying restrictions on festive gatherings.
Exodus 20:8: Remember the sabbath day, to keep it holy.
Contradiction with Isaiah 1:13-14
Judges 21:19 involves a celebration during a festival, whereas Isaiah 1:13-14 shows God's disdain for meaningless festivals and assemblies, indicating a potential contradiction in celebrating festivals.
Isaiah 1:13-14: Bring no more vain oblations; incense is an abomination unto me; the new moons and sabbaths, the calling of assemblies, I cannot away with; [it is] iniquity, even the solemn meeting. [iniquity: or, grief]
Contradiction with Amos 5:21
In Judges 21:19, a festival is organized, whereas Amos 5:21 illustrates God's rejection of Israel's festivals, suggesting a contradiction in the purpose and acceptance of such gatherings.
Amos 5:21: I hate, I despise your feast days, and I will not smell in your solemn assemblies. [in...: or, your holy days]
Contradiction with Colossians 2:16-17
Judges 21:19 describes a specific festival, while Colossians 2:16-17 indicates that no one should judge others regarding festivals, which could contradict the notion of mandated celebrations shown in Judges.
Colossians 2:16-17: Let no man therefore judge you in meat, or in drink, or in respect of an holyday, or of the new moon, or of the sabbath [days]: [in meat...: or, for eating and drinking] [respect: or, part]