Thabit, the freed slave of Abd al-Rahman bin Zayd, reported that he heard Sayyiduna Abu Hurayrah (may Allah be pleased with him) say that the Messenger of Allah (peace and blessings be upon him) said: "When one of you has been asleep, then wakes up and intends to perform ablution, he should not put his hand into the vessel until he pours water over his hand and washes it, for he does not know where his hand spent the night."
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الطهارة / 1207
It is narrated from Sayyiduna Abu Hurayrah (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) said: "When a dog drinks from the vessel of one of you, let him wash it seven times." (b) Ibn Uyaynah narrated it from Abu al-Zinad, and in it are the words walagha (lapped) in place of shariba (drank).
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الطهارة / 1208
It is narrated from Sayyiduna Abu Hurayrah (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) said: "When a dog laps from the vessel of one of you, let him pour it out, then wash it seven times."
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الطهارة / 1209
Sayyiduna Abu Hurayrah (may Allah be pleased with him), narrating it as marfu' (from the Prophet), says: "None of you should urinate in standing water and then bathe in it."
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الطهارة / 1210
Sayyiduna Abu Hurayrah (may Allah be pleased with him) narrates from the Prophet (peace and blessings be upon him) with the same meaning as this (previous) narration.
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الطهارة / 1211
It is narrated from Sayyiduna Jabir bin Abdullah (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) said: "Cover the vessel, tie the mouths of the water skins, keep the doors shut and put out the lamp; for indeed Satan cannot untie a water skin, nor uncover a vessel, nor open a door."
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الطهارة / 1212
It is narrated from Sayyiduna Abu Hurayrah (may Allah be pleased with him) that the Prophet (peace and blessings be upon him) ordered covering the water for ablution, and ordered tying the mouths of the water skins and covering the vessel.
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الطهارة / 1213