What does an APA in$-$text citation include in parentheses when the source is quoted directly, and the author's name is not the narrative?

Author and page number without a comma $($Underwood $47)$

Author and page number separated by a comma $($Underwood$,47)$

Page numbers, author and publication year all separated by commas $($p$.47,$ Underwood, $2008)$

Author, publication year, and page number, all separated by commas $($Underwood$,2008,$ p$.47)$