New Living Translation
They and their families were all trained in making music before the LORD, and each of them—288 in all—was an accomplished musician.

American Standard Version
And the number of them, with their brethren that were instructed in singing unto Jehovah, even all that were skilful, was two hundred fourscore and eight.

Berean Study Bible
Together with their relatives, who were all trained and skillful in the songs of the LORD, they numbered 288.

Douay-Rheims Bible
And the number of them with their brethren, that taught the song of the Lord, all the teachers, were two hundred and eighty-eight,

English Revised Version
And the number of them, with their brethren that were instructed in singing unto the LORD, even all that were skilful, was two hundred fourscore and eight.

King James Bible
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.

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

Young's Literal Translation
And their number, with their brethren -- taught in the song of Jehovah, all who are intelligent -- is two hundred, eighty and eight.

1 Chronicles 25:7 Additional Translations ...