administrative order
final part of Dispensation of Baha'u'llah which is part six of the 7 letters of Shoghi comprising the World Order of Baha'u'llah.
Dispensation was considered by Shoghi his Will and Testament to the Baha'i world.
begins on page 69 of Farsi text: http://reference.bahai.org/download/dob-fa-pdf.zip
"a little child shall lead them" (Isaiah II:6)