Shiva Purana
स्वाकारसदृशेनैव नालेन च समन्वितम् ॥ तादृशे स्वर्णनिर्माणे कंदे सम्यग्विधानतः ॥ १५ ॥
It was accompanied by a canal similar to its own shape Such a golden tuber is made in the proper manner.
english translation
svAkArasadRzenaiva nAlena ca samanvitam ॥ tAdRze svarNanirmANe kaMde samyagvidhAnataH ॥ 15 ॥
hk transliteration by Sanscript