Is the Call to the name of Abraham Correct?

Under the Abrahamic Accords, there have been a large number of new concepts thrown in the faces of Muslims around the world. One of these is for the Muslims, Jews, and Christians to unite under the banner of a single forefather, i.e., Sayyiduna Ibrahim 'alayhi as-salaam. However, let us stop for a few moments and think over this claim. The bond of the sons of Sayyiduna Ibrahim 'alayhi as-salaam has been negated by time. It does not exist today because the descendants of Sayyiduna Ibrahim 'alayhi as-salaam and his offspring have mixed with other peoples through marriage, social intercourse, migration, and wars. Today, it is impossible to separate them from other peoples. Since the followers of the three religions can be found among all peoples and tribes of the world, they have mixed on the basis of religion and not on the basis of ethnicity. Therefore, applying the claim regarding the sons of Sayyiduna Ibrahim 'alayhi as-salaam on the Muslims, Jews, and Christians a...