וְשָׁמַעְתָּ֙ הַשָּׁמַ֔יִם אֶת־תְּפִלָּתָ֖ם וְאֶת־תְּחִנָּתָ֑ם וְעָשִׂ֖יתָ מִשְׁפָּטָֽם׃
then hear Thou in heaven their prayer and their supplication, and maintain their cause.
Rashi on I Kings
And render their judgment. [I.e.,] their vengeance against their enemies.