Psalms 144:10 Midrash

הַנּוֹתֵ֥ן תְּשׁוּעָ֗ה לַמְּלָ֫כִ֥ים הַ֭פּוֹצֶה אֶת־דָּוִ֥ד עַבְדּ֗וֹ מֵחֶ֥רֶב רָעָֽה׃

Who givest salvation unto kings, Who rescuest David Thy servant from the hurtful sword.

Read midrashic interpretation of Psalms 144:10: and classical rabbinic exegesis.