At first,you should search the forum for the song.There are number of great versions of this song available here.
Try these links... https://indianguitartabs.com/showthread.php?t=22287&highlight=meri+shab https://indianguitartabs.com/showthread.php?t=20236&highlight=meri+shab https://indianguitartabs.com/showthread.php?t=20770&highlight=meri+shab