Jabal

Son of Lamech and Adah, and a descendant of Cain. He is supposed to have been the first to adopt the nomadic mode of life, still practiced in Arabia and Tartary, and to have invented portable tents, perhaps of skins, Genesis 4:20 And Adah bare Jabal: he was the father of such as dwell in tents and have cattle.

Source: ATS Bible Dictionary
Jabal

A stream, a descendant of Cain, and brother of Jubal; "the father of such as dwell in tents and have cattle" (Genesis 4:20). This description indicates that he led a wandering life.

Source: Easton's Bible Dictionary
Jabal

(stream ), the son of Lamech and Adah, (Genesis 4:20) and brother of Jubal. He is described as the father of such as dwell in tents and have cattle.

Source: Smith's Bible Dictionary