The Book of Hajj
24/31. Chapter:
The Prohi8bition of Wearing Pants in Ihram
Sunan an-Nasai
أَخْبَرَنَا عَمْرُو بْنُ عَلِيٍّ، قَالَ حَدَّثَنَا يَحْيَى، قَالَ حَدَّثَنَا عُبَيْدُ اللَّهِ، قَالَ حَدَّثَنِي نَافِعٌ، عَنِ ابْنِ عُمَرَ، أَنَّ رَجُلاً، قَالَ يَا رَسُولَ اللَّهِ مَا نَلْبَسُ مِنَ الثِّيَابِ إِذَا أَحْرَمْنَا قَالَ " لاَ تَلْبَسُوا الْقَمِيصَ " . وَقَالَ عَمْرٌو مَرَّةً أُخْرَى " الْقُمُصَ وَلاَ الْعَمَائِمَ وَلاَ السَّرَاوِيلاَتِ وَلاَ الْخُفَّيْنِ إِلاَّ أَنْ لاَ يَكُونَ لأَحَدِكُمْ نَعْلاَنِ فَلْيَقْطَعْهُمَا أَسْفَلَ مِنَ الْكَعْبَيْنِ وَلاَ ثَوْبًا مَسَّهُ وَرْسٌ وَلاَ زَعْفَرَانٌ " .
It was narrated from Ibn 'Umar that a man said: "O Messenger of Allah, what clothes should we wear when we enter Ihram?" He said: "Do not wear a shirt (or shirts), or 'Imamahs, or pants, or Khuffs unless someone Cannot find sandals, in which case he should cut them (the Khuffs) so that they come beneath the ankles or any garment that has been touched by (dyed with ) wars or saffron.
Reference : Sunan an-Nasa'i 2670In-book reference : Book 24, Hadith 52English translation : Vol. 3, Book 24, Hadith 2671