Bible Verses About Skepticism: General references

What is the Almighty, that we should serve him? What profit should we have, if we pray to him?’

who said to God, ‘Depart from us;’ and, ‘What can the Almighty do for us?’

The fool has said in his heart, “There is no God.” They are corrupt. They have done abominable works. There is no one who does good.

The fool has said in his heart, “There is no God.” They are corrupt, and have done abominable iniquity. There is no one who does good.

It will happen at that time, that I will search Jerusalem with lamps, and I will punish the men who are settled on their dregs, who say in their heart, “The LORD will not do good, neither will he do evil.”

You have said, ‘It is vain to serve God;’ and ‘What profit is it that we have followed his instructions, and that we have walked mournfully before the LORD of Hosts?