If you are looking for the "paper" (sheet music) for , it is widely available in digital and physical formats for various instruments. Sheet Music Options
: Choral scores (SATB or SAB) are available through J.W. Pepper & Son for roughly $1.95 to $3.50. Sam Smith - Writing on The Wall
If you prefer learning by watching, here are some tutorials that include visual sheet music and guides: Sam Smith - Writing's on the Wall (piano tutorial & sheet) YouTube · Dominique Charpentier If you are looking for the "paper" (sheet
: Specific arrangements for instruments like Flute or Cello can be found through digital sheet music retailers. Sam Smith - Writing on The Wall
: Community-uploaded versions for solo piano, piano/violin, or full orchestra are available on MuseScore .