They — Who sacrifice to and swear by the calves at Dan and Beth — el. By the sin — Who say the idol at Dan is the true and living God. The manner — The idol which is worshipped at Beersheba.
Related Commentaries of Amos 8:14
Amos 8:14
14 They that swear by the sin of Samaria, and say, Thy god, O Dan, liveth; and, The mannerb of Beersheba liveth; even they shall fall, and never rise up again.