Abdullah bin Umar reported,

He prayed the Maghrib and Isha prayers with the Messenger of Allah ﷺ at Muzdalifa, combining them with a single iqamah for each.

Azami 5138

Sahih

عن ابن عمر قال

إنه صلى مع رسول الله ﷺ بالمزدلفة المغرب والعشاء بإقامة إقامة جمع بينهما.

الأعظمي 5138صحيح
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
Combining Maghrib and Isha prayers at Muzdalifa with one adhan and two iqamas, without praying voluntary prayers between them or after them
Numbering
Jami al-Kamil 5138 (2nd edition)
Azami 5138