ciṇ is the substitute of cli when ta -3rd Person Singular ātmanepada follows, denoting the action (bhāva) or the object karmma,
A verb is said to denote an action when it is used impersonally; and it is said to denote an object when used in the Passive sense. As अशयि भवता 'it was lain by you i.e. you lay'; अकारि कटो देवदत्तेन; the mat was made by Devadatta'. The repetition of चिण् here is for the sake of distinctness.,