The fragrance coming from the two women is compared to a breeze carrying the scent of cloves. The mention of nasīm al-ṣabā makes the perfume feel gentle, mobile, and pervasive.
What is compared is the spreading musk scent; the comparative image is the breeze bearing clove fragrance. The shared aspect is pleasant scent that travels and can be sensed at some distance.
Verse 7 anchored memory in people and place. Here scent makes their remembered presence palpable. The delicacy of the fragrance also contrasts with the physical tears in the following verse.