Original sentence: Muslims or Sikhs would be sworn in the usual manner except a Qur'an (in an envelope, to avoid it being touched by one not of the faith), or Guru Granth Sahib respectively would be substituted for the Bible
Edited sentence: Muslims or Sikhs would be sworn in the usual manner except a Qur'an (in an envelope, to avoid it being held by unclean hands), or Guru Granth Sahib respectively would be substituted for the Bible