Judges 5:9

governors Apparently the same word as in Judges 5:14, though the form is slightly different, lit. lawgivers, Isaiah 10:1; but in a primitive community the lawgivers would be the military leaders (Judges 5:14), hence tr. commanders, cf. Deuteronomy 33:21; Isaiah 33:22; Vulgate principes.

That offered themselves willingly See on Judges 5:2. The verse seems to repeat the thought of Judges 5:2, though the meaning of the latter is doubtful.