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
In Āryabhaṭīya (3.10), Āryabhaṭa I states that -
ṣaṣṭyabdānām ṣaṣṭiryadā vyatītāstrayaśca yugapādāḥ /
tryadhikā viṁśatiḥabdāstadeha mama janmanp'tītāḥ //
When sixty times sixty years and three yugapādas (from the beginning of the yuga) had elapsed, twenty three years had then passed since my b...