four thousand were gatekeepers, and four thousand praised the LORD with musical instruments, "which I made," said David, "for giving praise."
1 Chronicles 23:5
Surrounding context
23:4 Of these, twenty-four thousand were to look after the work of the house of the LORD, six thousand were officers and judges,
23:5 four thousand were gatekeepers, and four thousand praised the LORD with musical instruments, "which I made," said David, "for giving praise."
23:6 Also David separated them into divisions among the sons of Levi: Gershon, Kohath, and Merari.