Text 19] The Appearance of the Demon Vṛtrāsura
111
yenāvṛtā ime lokās tapasā tvāṣṭra-mūrtinā sa vai vṛtra iti proktaḥ pāpaḥ parama-dāruṇaḥ
yena—by whom; āvṛtāḥ—covered; ime—all these; lokāḥ—planets; tapasā—by the austerity; tvāṣṭra-mūrtinā—in the form of the son of Tvaṣṭā; saḥ—he; vai—indeed; vṛtraḥ—Vṛtra; iti—thus; proktaḥ—called; pāpaḥ—personified sin; parama-dāruṇaḥ—very fearful.
TRANSLATION
That very fearful demon, who was actually the son of Tvaṣṭā, covered all the planetary systems by dint of austerity. Therefore he was named Vṛtra, or one who covers everything.
PURPORT
In the  Vedas  it is said,  sa imāl lokān āvṛṇot tad vṛtrasya vṛtratvam:  because the demon covered all the planetary systems, his name was Vṛtrāsura.
TEXT 19
तं निजमुरभिद्रुत्य सगणा विबुधर्षभाः । स्वैः स्वैर्दिव्यास्त्रशस्त्रौर्धैः सोऽग्रसत् तानि कृत्स्नशः ॥१९॥
tam nijaghnur abhidrutya sagaṇā vibudharṣabhāḥ svaiḥ svair divyāstra-śastraughaiḥ so 'grasat tāni kṛtsnaśaḥ
tam—him; nijaghnuḥ—struck; abhidrutya—running to; sa-gaṇāḥ—with soldiers; vibudha-ṛṣabhāḥ—all the great demigods; svaiḥ svaiḥ—with their own respective; divya—transcendental; astra—bows and arrows; śastra-oghaiḥ—different weapons; saḥ—he (Vṛtra); agrasat—swallowed; tāni—them (the weapons); kṛtsnaśaḥ—all together.
TRANSLATION
The demigods, headed by Indra, charged the demon with their soldiers, striking him with their own transcendental bows and