וַיֹּאמַ֗ר יְהוָ֞ה אֱלֹהֵ֤י אֲבֹתֵ֙ינוּ֙ הֲלֹ֨א אַתָּֽה־ה֤וּא אֱלֹהִים֙ בַּשָּׁמַ֔יִם וְאַתָּ֣ה מוֹשֵׁ֔ל בְּכֹ֖ל מַמְלְכ֣וֹת הַגּוֹיִ֑ם וּבְיָדְךָ֙ כֹּ֣חַ וּגְבוּרָ֔ה וְאֵ֥ין עִמְּךָ֖ לְהִתְיַצֵּֽב׃
and he said: ‘O LORD, the God of our fathers, art not Thou alone God in heaven? and art not Thou ruler over all the kingdoms of the nations? and in Thy hand is power and might, so that none is able to withstand Thee.
Sefer HaMiddot
100. In situations of conflict, say, "And he (king Yehoshafat) said, G-d of our forefathers,…” until “For our eyes are turned to You." What was said by Yehoshafat by Yehoshafat (Chronicles' II, 20: 6-12).