Hadithcore
Mishkat al-Masabih, 2547

Zaid b. Thabit said he saw the Prophet (ﷺ) strip to put on his <i>ihram</i>, and bathe. Tirmidhi and Darimi transmitted it.

عَنْ زَيْدِ بْنِ ثَابِتٍ أَنَّهُ رَأَى النَّبِيَّ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ تَجَرَّدَ لِإِهْلَالِهِ وَاغْتَسَلَ. رَوَاهُ التِّرْمِذِيّ والدارمي

References1 variant
In-Book Reference
Book 10, Hadith 41