Psalms 44:5 Midrash

אַתָּה־ה֣וּא מַלְכִּ֣י אֱלֹהִ֑ים צַ֝וֵּ֗ה יְשׁוּע֥וֹת יַעֲקֹֽב׃

Thou art my King, O God; command the salvation of Jacob.

Read midrashic interpretation of Psalms 44:5: and classical rabbinic exegesis.