Genesis 21:10-12
Wycliffe Bible
10 she said to Abraham, Cast out this handmaid and her son; for the son of the handmaid shall not be heir with my son Isaac. (she said to Abraham, Send away this slave-girl and her son; for the slave-girl’s son shall not be heir with my son Isaac.)
11 Abraham took this heavily for his son; (And Abraham took this heavily, or was deeply troubled, for Ishmael was also his son;)
12 and God said to him, Be it not seen sharp to thee on the child, and on thine handmaid; all things which Sarah saith to thee, hear thou her voice, for in Isaac (the) seed shall be called to thee; (but God said to him, Do not thou fret over the boy and the slave-girl; hear thou all the things which Sarah saith to thee, for thy promised descendants shall come through Isaac;)
Read full chapter2001 by Terence P. Noble