Shiva Purana
तयोः पूजा तपः प्रोक्तं साक्षान्मोक्षप्रदे उभे । पौरुषप्रकृतिभूतानि लिंगानिसुबहूनि च २९ ।
The worship of these two is called a penance. Both of them accord salvation. There are many phallic emblems of Pauruṣa Prakṛti.
english translation
tayoH pUjA tapaH proktaM sAkSAnmokSaprade ubhe । pauruSaprakRtibhUtAni liMgAnisubahUni ca 29 ।
hk transliteration by Sanscript