יְהוָ֥ה הוֹשִׁ֑יעָה הַ֝מֶּ֗לֶךְ יַעֲנֵ֥נוּ בְיוֹם־קָרְאֵֽנוּ׃
זאָל דער קיניג אונדז ענטפֿערן אין טאָג װאָס מיר רופֿן.
Sefer HaMiddot
6. An effective way to nullify fear is to say "Hashem Tzva-os" (t.n. This is probably an inference to the verses in Psalms 46:8, 84:13, 20:10. These three verses are found together throughout the prayers and are known for their saving powers).