I asked my child to run an errand to the nearby convenience store.
I went to the post office on an errand for my mother.
messenger; errand runner
Polite term for a person sent on an errand; can sound slightly old-fashioned or hierarchical. In modern casual speech, 使いの人 or お使いの人 is more common.
I have come as the president's messenger to deliver the documents.
familiar spirit; divine messenger
Honorific term for a spirit or supernatural being that serves a deity or higher power. Rare outside religious or mythological contexts.
The fox at the shrine is considered a divine messenger.
My mother asked me to run an errand for her.
The errand runner came to deliver the package.
I asked a neighborhood kid to run an errand for me.