بِصَبُوحِ صَافِيَةٍ وَجَذْبِ كَرِينَةٍ بِمُوَتَّرٍ تَأْتَالُهُ إِبْهَامُهَا
With a morning drink of clear wine and the playing of a female musician, whose thumb moved the string of her instrument.
Ṣabūḥ refers to a morning drink; karīnah in this setting is a singer-musician; and muwattar denotes a stringed instrument. Ibhāmuhā means her thumb, whose movement makes the musical action visible.