his

1 of 2determiner

/hɪz/

1

(third-person singular possessive determiner) of or belonging to a man or boy who has already been mentioned or is easy to identify

John wore his favorite hat to the party.
The teacher praised Peter for his excellent presentation.
The dog wagged his tail happily.
Tom asked if he could borrow his brother's bike.
The king waved to the crowd from his balcony.