How to create a PDF with text using ImageMagick

magick -list font | grep -i zapfino
magick -list pagesize | grep -i a4
magick -background black -fill white -font '/System/Library/Fonts/Supplemental/Zapfino.ttf' -size 595x842 -gravity center label:'Image\nMagick' miff:- | magick miff:- output.pdf