Yahya related to me from Malik from Ibn Shihab that A'isha, umm al-muminin and Sad ibn Abi Waqqas did not see any harm in a man drinking while standing.
أَنَّ عَائِشَةَ أُمَّ الْمُؤْمِنِينَ وَسَعْدَ بْنَ أَبِي وَقَّاصٍ كَانَا لاَ يَرَيَانِ بِشُرْبِ الإِنْسَانِ وَهُوَ قَائِمٌ بَأْسًا