Judges 5:2 KJV
Praise ye the Lord for the avenging of Israel, when the people willingly offered themselves.
Judges 5:2, King James Version
In context
1 Then sang Deborah and Barak the son of Abinoam on that day, saying,
2 Praise ye the Lord for the avenging of Israel, when the people willingly offered themselves.
3 Hear, O ye kings; give ear, O ye princes; I, even I, will sing unto the Lord; I will sing praise to the Lord God of Israel.