וּמָשַׁכְתִּ֨י אֵלֶ֜יךָ אֶל־נַ֣חַל קִישׁ֗וֹן אֶת־סִֽיסְרָא֙ שַׂר־צְבָ֣א יָבִ֔ין וְאֶת־רִכְבּ֖וֹ וְאֶת־הֲמוֹנ֑וֹ וּנְתַתִּ֖יהוּ בְּיָדֶֽךָ׃
我必引耶賓的將軍西西拉和他的戰車、他的大軍，到基順河你那裡去；我必把他交在你手中。』»
Radak
And I will draw: He said that Sisera's astrologists saw that he would not leave that war, as he would be defeated if he came out [to it]; but the Holy One, blessed be He, drew his heart to go out. And this is [the meaning of] what He said, "And I will draw." But Yonatan translated it as ...
Metzudat David
And I will draw: That is to say, I will put it into his heart to come to the Kishon River.
Metzudat Zion
His army: its a matter of a huge nation. considering they killed a lot