Asta; ṣṭ for st seems arbitrarily used for the sake of word-
play with aṣṭam in the next line, § 2.61, see aṣṭa), n. of
the western (sunset) mountain: LV 390.8 aṣṭaṃgo nāma
parvataḥ…aṣṭam arthaṃ dadātu vaḥ. (Some mss.
aṣṭamo, so Calc.; all have ṣṭ.)