# Do to them as you did to Midian ... Sisera and to Jabin

The writer is asking God to defeat Israel's enemies as he has done in the past.

# did to Midian

"did to the Midianites" 

# Sisera ... Jabin

These are names of men. Jabin was king of Hazor. Sisera was the commander of Jabin's army. 

# Kishon River

This is the name of a river in northern Israel.