Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
nasai-kubra:8931Muḥammad b. ʿAbdullāh b. ʿAmmār al-Mūṣilī > Maʿn > Khārijah b. ʿAbdullāh b. Sulaymān b. Zayd b. Thābit > Yazīd b. Rūmān > ʿUbaydullāh b. ʿAbdullāh b. ʿUmar

[Machine] Ma'anun wa sami'tu Malikun yaqulu "ma 'alimtu haraman."

Translation: Ma'anun and I heard Malik saying, "I didn't know it was forbidden."  

الكبرى للنسائي:٨٩٣١أَخْبَرَنَا مُحَمَّدُ بْنُ عَبْدِ اللهِ بْنِ عَمَّارٍ الْمُوصِلِيُّ قَالَ حَدَّثَنَا مَعْنٌ قَالَ حَدَّثَنِي خَارِجَةُ بْنُ عَبْدِ اللهِ بْنِ سُلَيْمَانَ بْنِ زَيْدِ بْنِ ثَابِتٍ عَنْ يَزِيدَ بْنِ رُومَانَ عَنْ عُبَيْدِ اللهِ بْنِ عَبْدِ اللهِ بْنِ عُمَرَ أَنَّ ابْنَ عُمَرَ كَانَ §لَا يَرَى بَأْسًا أَنْ يَأْتِي الرَّجُلُ امْرَأَتَهُ فِي دُبُرِهَا قَالَ

مَعْنٌ وَسَمِعْتُ مَالِكًا يَقُولُ «مَا عَلِمْتُ حَرَامًا»