Then sang Deborah and Barak the son of Abinoam on that day, saying,
The alleged contradictions between the prose account of the rout of the Canaanites in  Judges 4 and the poetic report of the same conflict in this chapter are of no importance whatever.  "There is little in the two accounts that cannot be comfortably harmonized and nothing that requires an hypothesis of conflicting sources."[6]