Shiva Purana
एतस्मिन्समये ह्यत्र राक्षसो रावणानुजः॥ आगत्य कृतवान्संगं मां विहाय गतो हि सः॥ १७॥
It was during this period that Kumbhakarṇa the younger brother of Rāvaṇa came here and had his sexual intercourse with me. He left me alone and went away.
english translation
etasminsamaye hyatra rAkSaso rAvaNAnujaH॥ Agatya kRtavAnsaMgaM mAM vihAya gato hi saH॥ 17॥
hk transliteration by Sanscript