Muhammad bin al-Munkadir (may Allah have mercy on him) heard Sayyiduna Anas bin Malik (may Allah be pleased with him) say: I prayed Zuhr with the Prophet (peace and blessings be upon him) in Madinah as four rak'ahs, and two rak'ahs at Dhul-Hulayfah.
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصلاة / 5444
Ibrahim bin Maysarah narrates from Sayyiduna Anas (may Allah be pleased with him): I prayed four rak'ahs of Zuhr with the Prophet (peace and blessings be upon him), and two rak'ahs of Asr at Dhul-Hulayfah.
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصلاة / 5445
(a) Yahya bin Yazid al-Huna'i says: I asked Anas bin Malik (may Allah be pleased with him) about shortening the prayer; I used to go to Kufah and kept praying two rak'ahs until I returned. Anas (may Allah be pleased with him) said: "When the Prophet (peace and blessings be upon him) set out on a journey of three miles or three farsakhs, he would shorten the prayer" (Shu'bah was in doubt).
(b) In the narration of Abu Dawud: he would pray two rak'ahs; but he did not mention the words 'And I used to go out to Kufah and pray two rak'ahs'.
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصلاة / 5446
(a) Jubayr bin Nufayr narrates from Ibn al-Simt that he came to a village of Hims that was thirteen miles away and prayed two rak'ahs there. I said: "You prayed two rak'ahs?" He said: "I saw Umar bin al-Khattab (may Allah be pleased with him) praying two rak'ahs at Dhul-Hulayfah. I asked him about it, and he said: 'I only do as I saw the Prophet (peace and blessings be upon him) do.'"
(b) In the narration of Abu Dawud: Ibn al-Simt heard Umar (may Allah be pleased with him) say: "I prayed two rak'ahs with the Prophet (peace and blessings be upon him) at Dhul-Hulayfah."
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصلاة / 5447
Ali bin Rabi'ah (may Allah have mercy on him) said: We went with Ali bin Abi Talib (may Allah be pleased with him) towards Syria. He led us in two rak'ahs each (for every prayer) until our return. When we came back and caught sight of Kufah, the time of prayer also arrived, so they said: "O Commander of the Believers! This is Kufah; shall we complete the prayer?" He said: "No, not until you have entered it."
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصلاة / 5448
Ali bin Rabi'ah (may Allah have mercy on him) narrates: We set out with Sayyiduna Ali (may Allah be pleased with him) and we shortened (the prayer) while we could (still) see the houses. Then when we returned, we (again) shortened it, even though we could see our houses. We spoke to Sayyiduna Ali (may Allah be pleased with him) (about this), and he said: "We will keep shortening until we enter it."
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصلاة / 5449