ちからずけづけたそうだ
chikara zuketa sōda

Ichidan Verb
Evidential Auxiliary

Expresses hearsay about a past event ("I heard that...") of 力づける

1. It is said that [someone] strengthened [someone/something].; It is said that [someone] supported [someone/something].

Past/Perfective
Hearsay Evidence