Shiva Purana
प्रोक्षणीमर्ध्यपात्रं च पाद्यपात्रमतः परम् ॥ तथैवाचमनीयस्य पात्रं चेति चतुष्टयम् ॥ ४ ॥
A vessel for sprinkling water and half a vessel for washing feet are also used. Similarly, the vessel for washing the body is fourfold.
english translation
prokSaNImardhyapAtraM ca pAdyapAtramataH param ॥ tathaivAcamanIyasya pAtraM ceti catuSTayam ॥ 4 ॥
hk transliteration by Sanscript