اَمۡ تَسۡـَٔلُهُمۡ اَجۡرًا فَهُمۡ مِّنۡ مَّغۡرَمٍ مُّثۡقَلُوۡنَؕ‏

Or do you, [O Muhammad], ask of them a payment, so they are by debt burdened down