An Index to the Names in the Mahabharata, with Short Explanations and a Concordance to the Bombay and Calcutta Editions and P. C. Roy's Translation c5.s1.126.3

c5.s1.126.3

When Agastya proposed to Lopāmudrā to choose between 1000 sons, or 100 each equal to 10, or 10 each equal to 100, or 1 equal to 1000, she chose the last alternative. After she had conceived he retired into the forest. After seven years she gave birth to Drdhasyu, who came out as if repeating the Vedas with the Upanishads and Angas; and from carrying, while yet a child, loads of sacrificial fuel to the hermitage of his father, he was called Idhmavāha. Agastya was highly pleased, and his ancestors obtained the lokas they desired.—§ 384: In the krta age the Dānava tribes named Kālakeyas under Vrtra pursued the gods under Indra. The gods, on the suggestion of Brahmán, with rājarshis at their head, proceeded to the hermitage of the rshi Dadhīca on the other bank of Sarasvatī, and having prevailed upon him to leave his body, they caused Tvashtr to construct of his bones the six-sided (shadaçri) vajra which Tvashtr handed to Indra that he might slay Vrtra with it (III, 100). In the encounter that ensued between the gods and the Kālakeyas the gods were defeated, until Nārāyana, the gods, and the brahmarshis had transferred their own vigour to Indra. He then hurled the vajra against Vrtra and slew him so that he fell headlong like the Mandara mountain hurled of yore from Vishnu's hand;