What temporal relation does wa-qad naḍḍat have to fa-jiʾtu?

Imruʾ al-Qays: A Guarded Tent, the Pleiades, Objection, and Dunes (Verses 23–29)

• The laying aside of clothes was completed before his arrival
• Both actions occur in the future
• He left before the woman was born
• The two actions have no possible sequence