«دِيوَانَ أَبِي عُبَادَةَ الْمَشْهُودِ لَهُ بِالْإِجَادَةِ»
The collected poems of Abū ʿUbādah, widely acknowledged for excellence.
A dīwān is a collection of a poet’s works. Abū ʿUbādah is the poet al-Buḥturī. The reader’s phrase conveys established praise for his poetic artistry.
But reputation alone does not settle the question. The visitor now asks the reader to produce a particular memorable example.