And who is more unjust than he who prevents (men) from the masjids of Allah, that His name should be remembered in them, and strives to ruin them? (As for) these, it was not proper for them that they should have entered them except in fear; they shall meet with disgrace in this world, and they shall have great chastisement in the hereafter.

Surely Allah does not do injustice to the weight of an atom, and if it is a good deed He multiplies it and gives from Himself a great reward.

And when Luqman said to his son while he admonished him: O my son! do not associate aught with Allah; most surely polytheism is a grievous iniquity--