Ben
Smith's Dictionary
(son), a Levite, one of the porters appointed by David for the ark. (1 Chronicles 15:18)
International Standard Bible Encyclopedia
ben (ben, "son"): A Levite appointed to assist as musician in the temple service (1Ch 15:18). The text seems to be doubtful, since the name is omitted in 1Ch 15:20 and not mentioned at all in the Septuagint.