Matsyapurana 90.5

90.5

dhānyaparvatavatsarvam atrāpi parikalpayet
tadvadāvāhanaṃ kuryād vṛkṣāndevāṃśca kāñcanān //

The western spur, called the Vimalâchala, should be made with corals and lapis lazulis, the northern spur to be made with topazes and gold. The rest of the rituals should be observed as laid down for the hill of grain. The trees and the images of gold should be made and invoked in the same way and worshipped with incense and flowers. After the night is passed, the devotee should give everything away to the preceptor (Guru), priests, &c., by uttering the following mantras:—4-6.