{Reclining upon them, facing one another} - none of them looks at the back of another.
Yahya said: It reached me that this occurs when they visit one another.
﴿متكئين عَلَيْهَا مُتَقَابلين﴾ لَا ينظر بعضُهم إِلَى قَفَا بعضٍ.
قَالَ يحيى: بَلغنِي أَن ذَلِك إِذا تزاوروا