כְּחֹ֣רֶב בְּצָי֔וֹן שְׁא֥וֹן זָרִ֖ים תַּכְנִ֑יעַ חֹ֚רֶב בְּצֵ֣ל עָ֔ב זְמִ֥יר עָֽרִיצִ֖ים יַעֲנֶֽה׃ (פ)
As the heat in a dry place, Thou didst subdue the noise of strangers; As the heat by the shadow of a cloud, the song of the terrible ones was brought low.
Read kabbalistic (mystical) interpretation of Isaiah 25:5: and classical mystical sources.