Genesis 21:28-30

New Revised Standard Version, Anglicised

²⁸ Abraham set apart seven ewe lambs of the flock. ²⁹ And Abimelech said to Abraham, ‘What is the meaning of these seven ewe lambs that you have set apart?’ ³⁰ He said, ‘These seven ewe lambs you shall accept from my hand, in order that you may be a witness for me that I dug this well.’