Rashi explains that as Avraham became the father of the world, he would attain “spiritual paternity” over all nations. Avraham feared that the isolation which resulted from his circumcision would create a barrier separating him from the uncircumcised world. This obstacle might serve to confine his spirit from radiating out to the pagans, preventing him from bringing them closer to Hashem. He was threatened with the failure of his whole life’s work. Converted pagans would not acquiesce to the imperative of circumcision. Thus, Hashem solemnly assured Avraham that he would become the spiritual father of a multitude of nations. The…
