וְאֵ֗לֶּה שְׁמוֹת֙ בְּנֵ֣י יִשְׁמָעֵ֔אל בִּשְׁמֹתָ֖ם לְתוֹלְדֹתָ֑ם בְּכֹ֤ר יִשְׁמָעֵאל֙ נְבָיֹ֔ת וְקֵדָ֥ר וְאַדְבְּאֵ֖ל וּמִבְשָֽׂם׃
And these are the names of the sons of Ishmael, by their names, according to their generations: the first-born of Ishmael, Nebaioth; and Kedar, and Adbeel, and Mibsam,
Read halakhic rulings (Jewish law) on Genesis 25:13: and classical halakhic sources.