It has it foundation in the Shaikhiyya school (not a sect, but a group of sufis). Kazim te leader of this school foretold the coming of the qa'im, the promised one of all time and Mulla Husayn found this person in the Siyyid Alí-Muhammad who gave in one evening a commentar on the surah of...
@ Boethiah
You know that we see Bahá'u'lláh as the perfect mirror of the sun who is God? So, He is the reflection of God, He is God's word. So, please be careful with your statements about Him. He can't have made faults! What He says in his book is the word of God! It's infallible.
However...