“These are the descendants of Teraḥ. Teraḥ begot Abram, Naḥor, and Haran, and Haran begot Lot” (Genesis 11:27). “These are the descendants of Teraḥ. Teraḥ begot Abram…” Rabbi Abba bar Kahana said: Anyone whose name is doubled, he has a share in this world and in the World to Come.
They raised an objection to him: ‘“Teraḥ, Teraḥ.” Does he have a share in this world and in the World to Come? That is astonishing.’ He said to them: ‘This, too, is not a contradiction, as Rabbi Yudan said in the name of Rabbi Abba bar Kahana: [God told Abraham:] “You shall go to your fathers in peace” (Genesis 15:15) – he gave him good tidings that his father has a share in the World to Come.
“You will be buried at a good old age” (Genesis 15:15) – he gave him good tidings, that Ishmael would repent.32“Good old age” refers to being happy and content in old age.