Ishmael SHALL BE AGAINST IS OWN BROTHERS AS WELL AS THE JEWS.
Genesis 16:7  And the angel  of the LORD said unto her, 
Behold, thou art with child, and shalt bear a son, 
and shalt call his name Ishmael; because the LORD hath heard thy affliction.
12  And he will be a wild man; his hand will be against every man, 
and every man’s hand against him; and he shall dwell in the presence of all his brethren.
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Jeremiah 41:3  Ishmael also slew all the Jews that were with him, 
even with Gedaliah, at Mizpah, and the Chaldeans that were found there, and the men of war.
Jeremiah 41:9  Now the pit wherein Ishmael had cast all the dead bodies of the men, 
whom he had slain because of Gedaliah,