Umm Salama said the Prophet (ﷺ) came to visit her when she was veiled and said, “Use one fold, not two.” Abu Dawud transmitted it.

وَعَنْ أُمِّ سَلَمَةَ إِنَّ النَّبِيَّ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ دَخَلَ عَلَيْهَا وَهِيَ تَخْتَمِرُ فَقَالَ: «ليَّةً لَا ليَّتينِ» . رَوَاهُ أَبُو دَاوُد