Hadithcore
Mishkat al-Masabih, 3889

Jabir said that when the Prophet (ﷺ) entered Mecca his banner was white. Tirmidhi, Abu Dawud and Ibn Majah transmitted it.

وَعَنْ جَابِرٌ: أَنَّ النَّبِيَّ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ دَخَلَ مَكَّةَ وَلِوَاؤُهُ أَبْيَضُ. رَوَاهُ التِّرْمِذِيُّ وَأَبُو دَاوُدَ وَابْنُ مَاجَهْ

References1 variant
In-Book Reference
Book 19, Hadith 101