´It was narrated from Jabir:` Concerning the Hajj of the Prophet, that when he came to Dhul-Hulaifah, he prayed and then he remained silent until he came to Al-Baida'.
Hadith Referenceسنن نسائي / كتاب مناسك الحج / 2757
Hadith Gradingالألبانی:صحيح | زبیر علی زئی:إسناده صحيح
´Jabir bin Abdullah narrated:` "When the Prophet wanted to Perform Hajj, he announced it to the people, and they gathered (to accompany him). When he reached Al-Baida he assumed Ihram"
Shaykh Dr. Abdur Rahman Freywai
1: In reality, the Prophet (sallallahu alayhi wa sallam) assumed the state of ihram after performing the prayer in the mosque of Dhu’l-Hulayfah. See the next hadith.
Source: Sunan al-Tirmidhi – Majlis ‘Ilmi Dar al-Da‘wah, New Delhi Edition, Page: 817