Mahabharat
अपावृत्याक्षिपद् वकत्रे शक्रं कोपसमन्वित: । ग्रस्ते वृत्रेण शक्रे तु सम्भ्रान्तास्त्रिदिवेश्वरा: ॥५-९- ५२ ॥
Overcome with rage, Vritra opened his mouth and swallowed him. When Shakra had been swallowed by Vritra, the lords of heaven were terrified.
english translation
apAvRtyAkSipad vakatre zakraM kopasamanvita: । graste vRtreNa zakre tu sambhrAntAstridivezvarA: ॥5-9- 52 ॥
hk transliteration by Sanscript