The Kaaba got flooded in 1941
If Allah couldn’t save his own house and land from being flooded how is he going to save me and you from the so called hell fire?
What’s God’s purpose of creating humans?
If his creation is for our benefit, then what is the benefit to those who will burn in hell forever?
If God is self-sufficient all seeing and knowing, and does nothing in vain, isn't creation the height of vanity?
What's the point of God's test when he knows the outcome already? Is it just so that he can have a reason to punish & reward?
God who creates humans knows that a lot of them will fail his test and be tortured without end, can he be called The Most Merciful [Rehman and Rahim]?
Why does the Qur'an say don't ask questions about things, when the answer would trouble you.
If God wanted us to freely choose to worship him - then why does he threaten us with Hell fire? Does someone with a gun to his head really have free choice?
You believe that other people are following false, corrupted or unfounded beliefs? How are you certain that you're not doing the same?