أَخْبَرَنَا قُتَيْبَةُ، قَالَ حَدَّثَنَا حَمَّادٌ، عَنْ أَيُّوبَ، عَنْ حَفْصَةَ، عَنْ أُمِّ عَطِيَّةَ، نَحْوَهُ غَيْرَ أَنَّهُ قَالَ ‏"‏ ثَلاَثًا أَوْ خَمْسًا أَوْ سَبْعًا أَوْ أَكْثَرَ مِنْ ذَلِكِ إِنْ رَأَيْتُنَّ ذَلِكِ ‏"‏ ‏.‏

Something similar was narrated from Umm 'Atiyyah except, that he (the narrator) said: "Three times or five, or seven, or more than that, if you think that (is necessary)." Translation Not Available

Book Ref: Sunan An Nisai Book 21 Hadith 1888
Web Ref:  Sunan An Nisai Vol 3 Book 21 Hadith 1889