Abishur
The name Abishur means “father of the wall; father of uprightness”.
Easton's Bible Dictionary 1897
Father of the wall; i.e., “mason”, one of the two sons of Shammai of the tribe of Judah (1 Chr. 2:28,29).
Smith's Bible Dictionary 1863
(father of the wall), son of Shammai. (1 Chronicles 2:28)