The Prophet of Allah ﷺ, during the expedition of Tabuk, asked a woman for some water.She replied, "I have none except in a waterskin of mine made from a dead animal."He asked, "Have you not tanned it?"She answered, "Yes."He said, "Its tanning is its purification."
أخبرنا عبيد الله بن سعيد قال حدثنا معاذ بن هشام قال حدثني أبي عن قتادة عن الحسن عن جون بن قتادة
أن نبي الله ﷺ في غزوة تبوك دعا بماء من عند امرأة قالت ما عندي إلا في قربة لي ميتة قال أليس قد دبغتها قالت بلى قال فإن دباغها ذكاتها
[Its isnad is daif] Narrated by Abu Dawud, Book of Clothing, chapter on the hides of dead animals, hadith no. 4125, the hadith of Qatada with this wording, and it is also in Sunan al-Kubra, hadith no. 4569. This hadith has corroborating narrations. Hasan Basri narrated it using "an."