trust in
phrasal verb.to believe that someone or something is reliable, honest, or effective. You use this when you feel confident in a person's character or a plan's success.
phrasal verb.to place confidence in the reliability, truth, or ability of someone or something. Always takes a noun-phrase object.
“I trust in your ability to finish the job.”
“The community continues to trust in the local government to manage the new infrastructure project effectively.”
“While the initial data seemed promising, the lead researchers were hesitant to trust in the findings until they had completed a secondary peer-review process.”
The phrasal verb is transitive and requires a direct object.
The preposition 'in' must precede the object; it cannot be placed after the object.