Shiva Purana
गोशृंगेण सदर्भेण पालाशेन दलेन वा ॥ पाद्मेन वाथ पाणिभ्यां पञ्चकृत्वस्त्रिरेव वा ॥ ११ ॥
A cow’s horn, a sadarbha tree, or a piece of palm tree may be used. Or with the lotus in both hands five or three times.
english translation
gozRMgeNa sadarbheNa pAlAzena dalena vA ॥ pAdmena vAtha pANibhyAM paJcakRtvastrireva vA ॥ 11 ॥
hk transliteration by Sanscript