Here is an essay I’ve written about immortality. I am aware that God is not a buddhist concept, but I believe you will find many aspects of this essay that are strikingly similar to concepts in buddhism. Either link below is fine, they are both the same content.

https://yourconstruct2.blogspot.com/

or

https://www.jamiiforums.com/threads/you-are-god-a-philosophical-essay-on-the-nature-of-existence-reality-and-immortality.1964828/