I Chronicles 18:5 Midrash

וַיָּבֹא֙ אֲרַ֣ם דַּרְמֶ֔שֶׂק לַעְז֕וֹר לַהֲדַדְעֶ֖זֶר מֶ֣לֶךְ צוֹבָ֑ה וַיַּ֤ךְ דָּוִיד֙ בַּאֲרָ֔ם עֶשְׂרִֽים־וּשְׁנַ֥יִם אֶ֖לֶף אִֽישׁ׃

And when the Arameans of Damascus came to succour Hadarezer king of Zobah, David smote of the Arameans two and twenty thousand men.

Read midrashic interpretation of I Chronicles 18:5: and classical rabbinic exegesis.