Then Deborah said to Barak, “Arise, for this is the day that the LORD has delivered Sisera into your hand. Has not the LORD gone before you?” So Barak came down from Mount Tabor with ten thousand men following him.
Here, I. Barak beats up for volunteers, and soon has his quota of men ready, Jdg 4:10. Deborah had appointed him to raise an army of 10,000 men (Jdg 4:6), and so many he has presently at his feet, following him, and subject to his command. God is said to call us to his feet (Isa 41:2), that is, into obedience to him.
Commenting on Judges 4:10-16
And Deborah said unto Barak, up,.... Not go up higher for they were upon the top of a mountain; but rise, bestir thyself, prepare for battle, put the army in rank and file, and march and meet the enemy without delay: for this is the day in which the Lord hath delivered Sisera into thine hand; by a spirit of prophecy she knew this was...
Barak went down from mount Tabor--It is a striking proof of the full confidence Barak and his troops reposed in Deborah's assurance of victory, that they relinquished their advantageous position on the hill and rushed into the plain in face of the iron chariots they so much dreaded.