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.
darimi:1089ʿAmr b. ʿAwn > Khālid b. ʿAbdullāh > Yazīd b. Abū Ziyād > Suʾil Ibn Jubayr Mā Lilrrajul from Āmraʾatih Idhā Kānat Ḥāʾiḍ

[Machine] "Ma fawqa al-izār" translates to "above the waist."  

الدارمي:١٠٨٩أَخْبَرَنَا عَمْرُو بْنُ عَوْنٍ عَنْ خَالِدِ بْنِ عَبْدِ اللَّهِ عَنْ يَزِيدَ بْنِ أَبِي زِيَادٍ قَالَ سُئِلَ ابْنُ جُبَيْرٍ مَا لِلرَّجُلِ مِنَ امْرَأَتِهِ إِذَا كَانَتْ حَائِضًا قَالَ

«مَا فَوْقَ الْإِزَارِ»