'Brother' in the Bible

I have loved you, saith the LORD. Yet ye say, Wherein hast thou loved us? Was not Esau Jacob's brother? saith the LORD: yet I loved Jacob,

"Was not Esau Jacob's brother?" declares the LORD, "yet I loved Jacob, hated Esau, turned his mountains into a wasteland, and gave his inheritance to desert jackals.

Have we not all one father? hath not one God created us? why do we deal treacherously every man against his brother, by profaning the covenant of our fathers?