It was narrated that Umm 'Atiyyah said:
"We did not think anything of the yellowish or brownish discharge." (Sahih)(Another chain) It was narrated that Umm 'Atiyyah said: "We did not think that the yellowish or brownish discharge counted for anything."Muhammad bin Yahya said: "Wuhaib (who narrated the second version) is the better of them with this according to us." (RU)
English reference (RU): Vol. 1, Book 1, Hadith 647 (RU)
Arabic reference (RU): Book 1, Hadith 690 (RU)