The RSV "deleted" the word "begotten".
He starts with it around 2 minutes and 50 seconds in.
This is the legacy of Ahmed Deedat. Pathetic and grossly errant arguments being repeated over and over again. The smile of satisfaction he had after he finished his ingenious comment was just sad. If only these Muslims checked up their argumentation.
Edit: At around 8 minutes in Dr White corrects Ali's ignorance.
See where I covered the issue previously here.