V'haviotim

V'haviotim el har kodshi, v'simachtim b'veit t'filati. Oloteiheim v'zivchehem l'ratzon al mizb'chi, ki veiti beit t'filah y'karei l'chol ha'amim.

Even them will I bring to My holy mountain, and make them joyful in My house of prayer; their burnt-offerings and their sacrifices shall be acceptable upon Mine altar; for My house shall be called a house of prayer for all peoples.

Translation source: Jewish Publication Society Bible (1917) (public domain)

Isaiah 56:7. Also appears in the liturgy, especially in Selichot immediately before the climax of Sh'ma Koleinu.
The slow tune on guitar:
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