Where does “pr̥ćśáti” come from?

pr̥ćśáti (Proto-Indo-Aryan) comes from Proto-Indo-Iranian pr̥šćáti, from Proto-Indo-European pr̥sḱéti, from Proto-Indo-European preḱ-, from Proto-Indo-European pr̥ḱneh₂.

Ancestry of “pr̥ćśáti”, step by step

Step	Language	Word	Meaning
1	Proto-Indo-Iranian	pr̥šćáti	to ask
2	Proto-Indo-European	pr̥sḱéti	to keep asking, to question
3	Proto-Indo-European	preḱ-	to ask
4	Proto-Indo-European	pr̥ḱneh₂	—

Every word from Proto-Indo-European pr̥ḱneh₂ →Every word from Proto-Indo-European preḱ- →Every word from Proto-Indo-European pr̥sḱéti →