Narrated `Uqba: I offered the `Asr prayer behind the Prophet at Medina. When he had finished the prayer with Taslim, he got up hurriedly and went out by crossing the rows of the people to one of the dwellings of his wives. The people got scared at his speed . The Prophet came back and found the people surprised at his haste and said to them, "I remembered a piece of gold Lying in my house and I did not like it to divert my attention from Allah's worship, so I have ordered it to be distributed (in charity).

Narrated `Uqba bin Al-Harith: I offered the `Asr prayer with the Prophet and after finishing the prayer with Taslim he got up quickly and went to some of his wives and then came out. He noticed the signs of astonishment on the faces of the people caused by his speed. He then said, "I remembered while I was in my prayer that a piece of gold was Lying in my house and I disliked that it should remain with us throughout the night, and so I have ordered it to be distributed."

Narrated `Uqba bin Al-Harith: Once the Prophet offered the `Asr prayer and then hurriedly went to his house and returned immediately. I (or somebody else) asked him (as to what was the matter) and he said, "I left at home a piece of gold which was from the charity and I disliked to let it remain a night in my house, so I got it distributed . "

Narrated `Abdullah bin Abu `Aufa: A man displayed some goods in the market and took a false oath that he had been offered so much for them though he was not offered that amount Then the following Divine Verse was revealed:-- "Verily! Those who purchase a little gain at the cost of Allah's covenant and their oaths . . . Will get painful punishment." (3.77) Ibn Abu `Aufa added, "Such person as described above is a treacherous Riba eater (i.e. eater of usury).