أَخْبَرَنَا مُحَمَّدُ بْنُ عَبْدِ اللَّهِ بْنِ الْمُبَارَكِ الْمُخَرِّمِيُّ، قَالَ حَدَّثَنَا الْفَضْلُ بْنُ عَنْبَسَةَ، قَالَ حَدَّثَنَا وُهَيْبٌ، عَنِ ابْنِ طَاوُسٍ، عَنْ أَبِيهِ، قَالَ قَالَتْ عَائِشَةُ رضى الله عنها أَوْهَمَ عُمَرُ - رضى الله عنه - إِنَّمَا نَهَى رَسُولُ اللَّهِ صلى الله عليه وسلم قَالَ ‏"‏ لاَ تَتَحَرَّوْا بِصَلاَتِكُمْ طُلُوعَ الشَّمْسِ وَلاَ غُرُوبَهَا فَإِنَّهَا تَطْلُعُ بَيْنَ قَرْنَىْ شَيْطَانٍ ‏"‏ ‏.‏

It was narrated from Ibn Tawus that his father said: "'Aishah, may Allah be please with her, said: 'Umar, may Allah be please with him, is not correct, rather the Messenger of Allah (PBUH) only prohibited, as he said: 'Do no deliberately seek to pray when the sun is rising or when it is setting, for it rises between the horns of a Shaitan." Translation Not Available

Book Ref: Sunan An Nisai Book 6 Hadith 575
Web Ref:  Sunan An Nisai Vol 1 Book 6 Hadith 571