How to say "这冤来自何处" (zhè yuān lái zì hé chù) in Chinese dialogue

zhèyuānláichù

let us find out where that grievance began.

Idioms & Colloquial Expressions
Grammar Patterns
INTERACTIVE SCRIPT TIMELINE
LINE 0120:11
biàn便
kàn
kàn

In that case,

LINE 0220:13
PLAYING SCENE
zhè
yuān
lái
chù

let us find out where that grievance began.

LINE 0320:34
xiōng

Qi,

Show Information
Source MediaTV Series
Season & EpisodeS1 E2
Timestamp20:13
TMDB ID289209