Gates is richer than Jobs, so he is not richest person.

Who is "he" in this prior sentence?
Jobs
Chase Sapphire has a 24 hour service line for card holders since they chose the card for everyday available support when traveling.

Who is "they" in this prior sentence?
card holders
Beowulf was granted a magical artifact by King Henry that emitted a light so he would be able to see in the dark caves.

Who is "he" in this prior sentence?

Beowulf