Hazrat Abdur Rahman bin Uthman says that I stood behind Maqam Ibrahim to perform prayer. I wished that on this night, no one else would stand at this place besides me. Meanwhile, a man called my attention from behind. I did not respond, so he called my attention again. When I turned around, I saw that it was Hazrat Uthman bin Affan. I stepped back, and he stood there and completed the prayer after reciting the entire Qur'an in a single rak'ah.

Hazrat Waqa says that Hazrat Saeed bin Jubair used to combine two surahs in one rak'ah of the obligatory prayer.

Hazrat Abdullah bin Shaqiq says that I asked Hazrat Aisha (may Allah be pleased with her), "Did the Messenger of Allah (peace and blessings be upon him) recite two surahs together in one rak'ah?" She replied, "Yes, from the Mufassal surahs."

Ibrahim narrates that Hazrat Alqamah would recite Surah Ha-Meem ad-Dukhan, Surah at-Tur, and Surah al-Jinn in the first rak'ah of Fajr, and in the second rak'ah he would recite the ending of Surah al-Baqarah, Surah Aal-e-Imran, and the shorter surahs.

Hazrat Hudhaifah (may Allah be pleased with him) narrates that I performed prayer behind the Noble Prophet (peace and blessings be upon him). When he began Surah Al-Baqarah, I thought to myself that he would complete it and then bow (for ruku‘). After completing Surah Al-Baqarah, he started Surah Aal-e-Imran. I thought that he would complete it and then bow. Then he started Surah An-Nisa. I thought that he would recite it and then bow. Thus, he completed this Surah as well.

Hazrat Abu Ja'far says that do not combine two surahs in every rak'ah.

Hazrat Ikrimah bin Khalid narrates that Hazrat Abu Bakr bin Abdur Rahman bin Harith would not combine two surahs in one rak'ah. When he finished reciting a surah, he would immediately go into ruku.

Hazrat Abdul A'la reports that Hazrat Abu Abdur Rahman would not combine two surahs in one rak'ah.

Hazrat Zaid bin Khalid Juhani says that I do not like to recite two surahs in one rak'ah, even if I were to be given red camels in exchange for it.

It is narrated similarly through another chain.