and I am trusty.' Said he who possessed knowledge of the Book, 'I will bring it to thee, before ever thy glance returns to thee.' Then, when he saw it settled before him, he said, 'This is of my Lord's bounty that He may try me, whether I am thankful or ungrateful. Whosoever gives thanks gives thanks only for his own soul's good, and whosoever is ungrateful -- my Lord is surely All-sufficient, All-generous.'