Sahih Muslim 3014
صحيح مسلم#3014SahihIbn 'Abbas (Allah be pleased with them) reported Allah's Messenger (ﷺ) as saying:This is the 'Umra of which we have taken advantage. So he who has not the sacrificial animal with him should get out of the state of Ihram completely, for 'Umra has been incorporated in Hajj until the Day of Resurrection
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih Muslim is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 15:222