Shiva Purana
कृत्वा शिरसि तत्पात्रं दद्यादर्घ्यं शिवाय तत् ॥ अथवांजलिना तोयं सदर्भं मूलविद्यया ॥ २७ ॥
Placing the vessel on his head, one should offer arghya to Lord Śiva. Or water with palms together with the basic knowledge.
english translation
kRtvA zirasi tatpAtraM dadyAdarghyaM zivAya tat ॥ athavAMjalinA toyaM sadarbhaM mUlavidyayA ॥ 27 ॥
hk transliteration by Sanscript