Easton's Bible Dictionary (1897)
Slender, one of David’s warriors (1 Chr. 11:42), a Reubenite.
Smith's Bible Dictionary (1863)
(slender), one of David’s captains beyond the Jordan, and a chief of the Reubenites.
Hastings' Dictionary of the Bible (1898) & Schaff's Bible Dictionary
AD'INA (slender), a Reubenite, one of David's warriors. 1 Chr 11:42.