1 Chronicles 25:7

25:7 The number of them, with their brothers who were instructed in singing to Yahweh, even all who were skillful, was two hundred eighty-eight.
-World English Bible

Other Translation

25:7 So the number of them, with their brethren that were instructed in the songs of the LORD, [even] all that were cunning, was two hundred fourscore and eight.
-King James Version