YOU SAID:

I think you could say he's proved he's worthy of the team's trust in him.

INTO JAPANESE

彼は彼がチームに対する彼の信頼に値することを証明したと言えると思います。

BACK INTO ENGLISH

I think he has proved that he deserves his trust in the team.

INTO JAPANESE

彼はチームへの信頼に値することを証明したと思う。

BACK INTO ENGLISH

I think he has proved worthy of trust in the team.

INTO JAPANESE

彼はチームへの信頼に値すると証明したと思います。

BACK INTO ENGLISH

I think he has proved worthy of trust in the team.