וַיֹּ֣אמֶר אַבְרָ֔ם הֵ֣ן לִ֔י לֹ֥א נָתַ֖תָּה זָ֑רַע וְהִנֵּ֥ה בֶן־בֵּיתִ֖י יוֹרֵ֥שׁ אֹתִֽי׃
And Abram said: ‘Behold, to me Thou hast given no seed, and, lo, one born in my house is to be mine heir.’
Related passages and parallel verses for Genesis 15:3.