Calculation
It’s important to be accurate with numbers, Zaid. And it’s important to record carefully what we owe to others and what others owe to us.
Yes, Father. Here you are; this papyrus records what you have paid for your loan and what remains.
Where do I keep it?
Keep it carefully with your coins. Thank you for repaying your loan.
Good lad, Zaid, you’re doing well.
Koran Contradiction 