Saaib bin Khallad reported,

The Messenger of Allah ﷺ said, "Jibreel came to me and instructed me to command my companions," or "those with me, to raise their voices with the talbiyah," or "with the ihlal," meaning one of the two.

Azami 4898

Sahih

عن السائب بن خلاد بن سويد الأنصاري

أن رسول الله ﷺ قال: أتاني جبريل فأمرني أن آمر أصحابي- أو من معي- أن يرفعوا أصواتهم بالتلبية أو بالإهلال يريد أحدهما.

الأعظمي 4898صحيح
Contents
Reference
Commentary
Ayat
Collection
Jami al-Kamil
Book
Hajj
Chapter
Description of the Hajj of the Prophet ﷺ as narrated by Jabir and others, and the rulings mentioned therein
Section
Recommendation to raise the voice when saying the talbiyah
Numbering
Jami al-Kamil 4898 (2nd edition)
Azami 4898