Ramayana
यैस्सायकैस्सालवरानिकृत्तावालीहतोवानरपुङ्गवश्च । तेकुम्भकर्णस्यतदाशरीरंवज्रोपमं न व्यधयांप्रचक्रुः ॥ ६-६७-१५३
Those arrows which had cut down the Sala trees and the Vanara leader, Vali, which were like thunderbolts, did not affect Kumbhakarna's body. ॥ 6-67-153॥
english translation
yaissAyakaissAlavarAnikRttAvAlIhatovAnarapuGgavazca । tekumbhakarNasyatadAzarIraMvajropamaM na vyadhayAMpracakruH ॥ 6-67-153
hk transliteration by Sanscript