Berean Study Bible (BSB) - Genesis 15:10 >

So Abram brought all these to Him, split each of them down the middle, and laid the halves opposite each other. The birds, however, he did not cut in half.

Jewish Publication Society of America Version (JPS1917) - Genesis 15:10 >

And he took him all these, and divided them in the midst, and laid each half over against the other; but the birds divided he not.