Contradiction with 1 Kings 12:20
Judges 20:1 mentions the unity of Israel, while 1 Kings 12:20 describes the division of Israel into two kingdoms.
1 Kings 12:20: And it came to pass, when all Israel heard that Jeroboam was come again, that they sent and called him unto the congregation, and made him king over all Israel: there was none that followed the house of David, but the tribe of Judah only.
Contradiction with Judges 1:1
Judges 20:1 speaks of collective unity, whereas Judges 1:1 follows the disunity of Israel asking who would fight first.
Judges 1:1: Now after the death of Joshua it came to pass, that the children of Israel asked the LORD, saying, Who shall go up for us against the Canaanites first, to fight against them?
Contradiction with Acts 15:39
Judges 20:1 speaks of unity of tribes, while Acts 15:39 describes a disagreement between Paul and Barnabas leading to separation.
Acts 15:39: And the contention was so sharp between them, that they departed asunder one from the other: and so Barnabas took Mark, and sailed unto Cyprus;
Contradiction with Genesis 13:7-9
Judges 20:1 shows unity, whereas Genesis 13:7-9 describes a dispute and separation between Abram and Lot.
Genesis 13:7-9: And there was a strife between the herdmen of Abram's cattle and the herdmen of Lot's cattle: and the Canaanite and the Perizzite dwelled then in the land.
Contradiction with Luke 12:51-53
Judges 20:1 shows collective unity, while Luke 12:51-53 speaks about division even within families.
Luke 12:51-53: Suppose ye that I am come to give peace on earth? I tell you, Nay; but rather division:
Contradiction with 1 Corinthians 1:10-11
Judges 20:1 illustrates unity, however, 1 Corinthians 1:10-11 addresses divisions within the church.
1 Corinthians 1:10-11: Now I beseech you, brethren, by the name of our Lord Jesus Christ, that ye all speak the same thing, and [that] there be no divisions among you; but [that] ye be perfectly joined together in the same mind and in the same judgment. [divisions: Gr. schisms]
Contradiction with Matthew 26:56
Judges 20:1 describes unity among tribes, whereas Matthew 26:56 tells of the disciples forsaking Jesus and fleeing.
Matthew 26:56: And they that had laid hold on Jesus led [him] away to Caiaphas the high priest, where the scribes and the elders were assembled.
Contradiction with Jeremiah 50:33
Judges 20:1 describes a gathering for a singular purpose, while Jeremiah 50:33 speaks of both Israel and Judah being oppressed together without unity among themselves.
Jeremiah 50:33: Thus saith the LORD of hosts; The children of Israel and the children of Judah [were] oppressed together: and all that took them captives held them fast; they refused to let them go.
Contradiction with Amos 3:3
Judges 20:1 portrays unity, whereas Amos 3:3 suggests that agreement is necessary for walking together, indicating potential division without agreement.
Amos 3:3: Can two walk together, except they be agreed?