Muwatta Malik 325

وَحَدَّثَنِي عَنْ مَالِكٍ، عَنْ هِشَامِ بْنِ عُرْوَةَ، عَنْ أَبِيهِ، أَنَّ امْرَأَةً، اسْتَفْتَتْهُ فَقَالَتْ إِنَّ الْمِنْطَقَ يَشُقُّ عَلَىَّ أَفَأُصَلِّي فِي دِرْعٍ وَخِمَارٍ فَقَالَ نَعَمْ إِذَا كَانَ الدِّرْعُ سَابِغًا ‏.‏

Yahya related to me from Malik from Hisham ibn Urwa from his father that a woman asked him for a decision, saying, "Waist-wrappers are painful to me. Can I pray in a shift and head-covering?" He replied, "Yes, if the shift is long

Reference

Muwatta Malik 325

In-book

Book 8, Hadith 39