«يَحْسَبُهُ اللَّامِسُ ذَرُورًا، وَيَخَالُهُ النَّاشِقُ كَافُورًا»
Someone touching it should take it for fine dust, and someone smelling it for camphor.
Lāmis is the toucher and nāshiq the person who smells. The parallel structure pairs tactile fineness with a camphor-like aroma. Dharūr refers to a very fine powder. The precise sensory details extend the errand while entertaining the listener.