Sentence:  The second half of the century also saw the artistic peak of ceramic production at İzniq, with the finest products of the İzniq kilns made visible to the public in the tile-<WSD>clad</WSD> walls of the mosques of Rüstem Pasha (968/1561) and Șoqollu Meḥmed Pasha (979/1571) in Istanbul, both by Sinān. 
Meaning of the word marked with <WSD> tags:  ("in compounds") Covered, enveloped in or surrounded by a specified material or substance.