I Samuel 17:21 Midrash

וַתַּעֲרֹ֤ךְ יִשְׂרָאֵל֙ וּפְלִשְׁתִּ֔ים מַעֲרָכָ֖ה לִקְרַ֥את מַעֲרָכָֽה׃

And Israel and the Philistines put the battle in array, army against army.

Read midrashic interpretation of I Samuel 17:21: and classical rabbinic exegesis.