حَدَّثَنَا الْقَعْنَبِيُّ، عَنْ مَالِكٍ، عَنْ نَافِعٍ، عَنِ ابْنِ عُمَرَ، قَالَ عِدَّةُ الْمُخْتَلِعَةِ حَيْضَةٌ ‏.‏

Ibn ‘Umar said “The waiting period of a woman who separates herself from her husband for compensation is a menstrual period.” Translation Not Available

Book Ref: Sunan Abi Dawud Book 13 Hadith 2230
Web Ref:  Sunan Abi Dawud Book 12 Hadith 2222