siddhis traivargikī yataḥ

esah-this; te-your request; aham-I; vidhasyami-shall execute; priyam-very dear; bhiru-O afflicted one; yat-what; icchasi-you are desiring; tasyah-her; kamam-desires; na-not; kah-who; kuryat-would perform; siddhih-perfection of liberation; traivargiki-three; yatah-from whom.