I heard the Prophet ﷺ saying, "Mary, the daughter of ʿImran, was the best among the women (of the world of her time) and Khadija is the best amongst the women. (of this nation).
سَمِعْتُ النَّبِيَّ ﷺ يَقُولُ خَيْرُ نِسَائِهَا مَرْيَمُ ابْنَةُ عِمْرَانَ وَخَيْرُ نِسَائِهَا خَدِيجَةُ