The Book of Pilgrimage
15/17. Chapter:
Clarifying the types of Ihram; and that it is permissible to perfom Hajj that is Ifrad, Tamattu and Qiran. It is permissible to join Hajj to Umrah. And when the pilgrim who is performing Qiran should exit Ihram
Sahih Muslim
حَدَّثَنَا إِسْمَاعِيلُ بْنُ أَبِي أُوَيْسٍ، حَدَّثَنِي خَالِي، مَالِكُ بْنُ أَنَسٍ ح وَحَدَّثَنَا يَحْيَى، بْنُ يَحْيَى قَالَ قَرَأْتُ عَلَى مَالِكٍ عَنْ عَبْدِ الرَّحْمَنِ بْنِ الْقَاسِمِ، عَنْ أَبِيهِ، عَنْ عَائِشَةَ، رضى الله عنها أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم أَفْرَدَ الْحَجَّ .
'A'Isha reported that the Messenger of Allah (ﷺ) entered into the state of Ihram for Hajj Afrad.
Reference : Sahih Muslim 1211lIn-book reference : Book 15, Hadith 130USC-MSA web (English) reference : Book 7, Hadith 2775