Psalm 21

Biblical psalm

Psalm 21 is the 21st psalm of the Book of Psalms, beginning in English in the King James Version: "The king shall joy in thy strength". The Book of Psalms is part of the third section of the Hebrew Bible, and a book of the Christian Old Testament. In the slightly different numbering system used in the Greek Septuagint and Latin Vulgate translations of the Bible, this psalm is Psalm 20. In Latin, it is known by the incipit, "Domine in virtute tua". The psalm is attributed to David.

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