Where is the voice coming from by Eudora welty?

"A Voice" is not a title of a story by Eudora Welty. It's possible you're misremembering the title or author.

Could you provide more information about the story you're looking for?

For example, do you remember any details about the story's plot or characters? Or perhaps a line from the story itself?

Knowing more about the story will help me identify it and find the answer to your question.