Ya'la told of God's messenger seeing a man washing in a public place, so he mounted the pulpit, and when he had praised and extolled God he said, “God is characterised by modesty and concealment and loves modesty and concealment, so when any of you washes he should conceal himself.” Abu Dawud and Nasa’i transmitted it, but in Nasa’i's version he said, “God is characterised by concealment, so when any of you intends to wash, he should hide behind something.”
Reported by Abu Dawud (No. 4012) and An-Nasa’i (No. 406). Cited in Mishkat al-Masabih (No. 447).
Ya‘la ibn Umayyah (may Allah be pleased with him) reported that the Messenger of Allah (may Allah's peace and blessings be upon him) saw a man bathing in an open area without a lower garment. So he mounted the pulpit, praised and extolled Allah, and said: "Verily, Allah, Glorified and Exalted, is…