Mishkat al-Masabih · Book 13 · Hadith 3183
عَنْ جَابِرٍ قَالَ: كَانَتِ الْيَهُودُ تَقُولُ: إِذَا أَتَى الرَّجُلُ امْرَأَتَهُ مِنْ دُبُرِهَا فِي قُبُلِهَا كَانَ الْوَلَد أَحول فَنزلت: (نساوكم حرث لكم فَأتوا حَرْثكُمْ أَنى شِئْتُم)
Jabir declared that the Jews used to say: “When a man has intercourse with his wife through the vagina, but being on her back, the child will have a squint,” so the verse came down, “Your wives are a tilth to you, so com…