en_tn/2ch/22/11.md

Jehosheba, a daughter of the king, ... a daughter of King Jehoram

Here "the king" refers to Jehoram, the father of Ahaziah. (See: rc://en/ta/man/translate/translate-names)

his nurse

This refers to a person who cares for a child, not to a medical person.

into a bedroom

Verse 12 makes it clear that this bedroom was located in the temple. Jehosheba could access that room because she was married to Jehoiada who was a priest.

Jehoiada

This is a man's name. (See: rc://en/ta/man/translate/translate-names)