Yazid bin Abu Ubayd reported,

I asked Salama bin Akwa, "On what did you pledge allegiance to the Messenger of Allah ﷺ on the day of Hudaybiyah?"He replied, "On death."

Azami 13317

Sahih

عن يزيد بن أبي عبيد قال

قلت لسلمة بن الأكوع: على أي شيء بايعتم رسول الله ﷺ يوم الحديبية؟ قال: على الموت.

الأعظمي 13317صحيح
Contents
Reference
Commentary
Ayat
Collection
Jami al-Kamil
Book
Tafsir of the great Quran
Chapter
Tafsir of Surah Fath
Section
His saying, "Allah was certainly pleased with the believers when they pledged allegiance to you under the tree, and He knew what was in their hearts, so He sent down tranquility upon them and rewarded them with a near victory"
Numbering
Jami al-Kamil 13317 (2nd edition)
Azami 13317