पौरोडाशपुरोडाशात् ष्ठन्

Operational rule vidhi

The affix ष्ठन् comes in the sense of 'occurring therein' and 'commentary thereon' after the words 1. पौरोडाश and 2. पुरोडाश.

Word by word (padaccheda)

Left context पौरोडाश- पुरोडाशात् pañcamī · ekavacanaSubstitute / term ठ prathamā · ekavacana

Left context Pañcamī (5th case): "after X", the operation applies to what follows (1.1.67 तस्मादित्युत्तरस्य). Also used for limits and sources.
Substitute / term Prathamā (1st case): in operational rules, the substitute or the thing introduced; in definitions, the term or its referent.

Dotted words are technical terms. Hover or tap one to see its card.

Pink letters are it-markers (anubandhas), tags dropped by 1.3.9. Hover or tap one for the rule that marks it, or try the it-letter finder.

Full reading

पौरोडाश-पुरोडाशात् ष्ठन्

Pāṇini leaves out words that carry over from earlier sūtras. Expand to see the rule as a reader actually understands it.

Commentary

The affix ष्ठन् comes in the sense of 'occurring therein' and 'commentary thereon' after the words 1. पौरोडाश and 2. पुरोडाश।
The verses on the purification &c of Purodasa 'a sacred cake', are called पौरोडाश, the commentary on such paurodasa mantras will be called पौरोडाशिकः. Its feminine will be पौरोडाशिकी 4.1.41. A book on Purodasa cake is called पुरोडाश; a commentary there on will be पुरोडाशिकः f. पुरोडाशिकी 4.1.41 The ष of the affix indicates that the feminine is formed by ङीष् 4.1.41. The commentary here refers to the 'mantras' or verses relating to Purodasa, and not to the sacrifice.

Śrīśa Chandra Vasu, The Ashtadhyayi of Panini (1897), via ashtadhyayi.com.