If there wasn’t a Satan, you wouldn’t be parroting his talking points right now.
Discussion
Religious fanaticism has led you astray, I am speaking from reason, not the words of the satan.
You haven’t even made a syllogism. There is no reasoning going on, just dogmatic assertions of the Devil’s agenda.
Thomas Aquinas used reason. Read the Summa Contra Gentiles then come back.
I have not read that book, but I know that all religions have books about the rightness of their religion, for example, Muslims also have many books in this field. The existence of these books does not prove that a particular religion is right.