Old Testament readings use the Septuagint , the Scripture the apostles quoted. Masoretic numbering shown for reference.Learn why
LXX2012

Psalms 87:1

(88) A song of a Psalm for the sons of Core for the end, upon Maeleth for responsive [strains], of instruction for Aeman the Israelite. O Lord God of my salvation, I have cried by day and in the night before you.

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