As for those who deny Our Signs and are arrogant regarding them, the Gates of Heaven will not be opened for them, and they will not enter the Garden until a camel goes through a needle´s eye (7:40)
That Home of the Hereafter We shall give to those who do not seek to exalt themselves in the earth, nor do they seek corruption and disorder. And the outcome is for the cautious. (28:83)
Allah will test you with a river. Anyone who drinks from it is not with me. But anyone who does not taste it is with me — except for him who merely scoops up a little in his hand. (2:249)