15 And I+ shall put enmity+ between you+ and the woman+ and between your seed*+ and her seed.+ He*+ will bruise* you+ in the head+ and you+ will bruise him*+ in the heel.”+
12 Then God said to Abraham: “Do not let anything that Sarah keeps saying to you be displeasing to you about the boy and about your slave girl. Listen to her voice, because it is by means of Isaac that what will be called your seed will be.+
14 And your seed will certainly become like the dust particles of the earth,+ and you will certainly spread abroad to the west and to the east and to the north and to the south,+ and by means of you and by means of your seed all the families of the ground will certainly bless themselves.*+
16 Now the promises were spoken to Abraham+ and to his seed.+ It* says, not: “And to seeds,” as in the case of many such, but as in the case of one:+ “And to your seed,”+ who is Christ.+