en_tn_condensed/heb/02/10.md

bring many sons to glory

The gift of glory is spoken of here as if it were a place to which people could be brought. Alternate translation: "save many believers"

the founder of their salvation

"the one who makes their salvation possible" or "the one who leads people to salvation"

complete

Becoming mature and completely trained is spoken of as if a person were made complete, perhaps complete in all his body parts.