Were God to take mankind to task for what they have acquired of acts of disobedience He would not leave on its surface that is the earth’s a single creature a single living thing moving thereon. But He reprieves them to an appointed term namely to the Day of Resurrection. And when their term comes — then truly they will know that God is ever Seer of His servants and so He will requite them according to the nature of their deeds rewarding the believers and punishing the disbelievers.