Shiva Purana
श्रुवेणाज्यं समित्याद्यास्रुचाशेषात्करेण वा ॥ तत्र दिव्येन होतव्यं तीर्थेनार्षेण वा तथा ॥ ३३ ॥
The butter shall be offered with the wooden spoon and the articles with the wooden ladle or with hand. The Homa shall be performed at the divine or saintly spot.
english translation
zruveNAjyaM samityAdyAsrucAzeSAtkareNa vA ॥ tatra divyena hotavyaM tIrthenArSeNa vA tathA ॥ 33 ॥
hk transliteration by Sanscript