Ramayana
पुत्रो विश्रवसस्साक्षाद्भ्राता वैश्रवणस्य च । इत्युक्त्वा दुर्लभान्प्राणान्मुमोच पतगेश्वरः ॥ ३-६८-१६
Ravana was Visrava's son and Vaisravana's ( Kubera's ) brother, said Jatayu and gave up his rare life. ॥ 3-68-16॥
english translation
putro vizravasassAkSAdbhrAtA vaizravaNasya ca । ityuktvA durlabhAnprANAnmumoca patagezvaraH ॥ 3-68-16
hk transliteration by Sanscript