>>12890155>Aquinas took the kalam from Islam FYI.No, that is not true. He was actually quite critical of the temporal regress used by the Islamic scholars. He used the argument of Aristotle who thought that the universe was eternal, and Aquinas argued that it could not be philosophically shown whether or not the world had a temporal beginning.
St. Thomas made a meta-point that an incidental infinite regress still requires a further explanation, so for example: even if we argue that there is an infinite regress of chickens and eggs, we would require a further explanation why there isn't an infinite regress of dragons and dragon-eggs.
The regress St. Thomas Aquinas is talking about is happening in this very moment, like a series of gears, in which gears are turned by prior gears, but it all happens in the same moment.
However, St. Thomas Aquinas was inspired by Avicenna, which is evident from his De Ente et Essentia