But the Prophet (ﷺ) used to recite two equal surahs in one rak'ah; he would recite (for instance) surahs an-Najm (53) and ar-Rahman (55) in one rak'ah, surahs Iqtarabat (54) and al-Haqqah (69) in one rak'ah, surahs at-Tur (52) and adh-Dhariyat (51) in one rak'ah, surahs al-Waqi'ah (56) and Nun (68) in one rak'ah, surahs al-Ma'arij (70) and an-Nazi'at (79) in one rak'ah, surahs al-Mutaffifin (83) and Abasa (80) in one rak'ah, surahs al-Muddaththir (74) and al-Muzzammil (73) in one rak'ah, surahs al-Insan (76) and al-Qiyamah (75) in one rak'ah, surahs an-Naba' (78) and al-Mursalat (77) in one rak'ah, and surahs ad-Dukhan (44) and at-Takwir (81) in one rak'ah.
Abu Dawud said: This is the arrangement of Ibn Mas'ud himself
In-book : Book 6, Hadith 26
English translation : Book 6, Hadith 1391