The Sacred Territory of Mecca. May God most high guard it - Section 1 Mishkat al-Masabih 2719

Arabic hadith text
وَعَنْ جَابِرٍ: أَنَّ رَسُولَ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ دَخَلَ يَوْمَ فَتْحِ مَكَّةَ وَعَلَيْهِ عمامةٌ سوْداءُ بِغَيْر إِحْرَام. رَوَاهُ مُسلم
Translation

Jabir said that God’s messenger entered on the day of the Conquest of Mecca wearing a black turban, but not wearing the ihram. Muslim transmitted it.