This can be God of any religion that is the cause for all existence whom those may refer to as being personal.
The individual attempting to prove their case has to be able to answer questions asked to them in attempt to further solidify their position eliminating any refutations.
Keep within 5 arguments or no more than five.
Prove meaning make evident to our sense of reality that God can be detected in or is detected in to us empirically .
Someone proceeded to prove the name of God exists with this specific topic. That does not qualify. The definition or meaning of God doesn't mean name. So this can be God of any religion that is the cause for all existence so that would mean a force capable of creative power so great and eternal. Different from just letters that make up a language to form names.