Muhammad ibn Abi Bakr
Tariqas have "silsilas" () "chain, lineage of sheikhs". Almost all orders except the Naqshbandi order claim a "silsila" that leads back to Muhammad through Ali. (The Naqshbandi Silsila goes back to Abu Bakr, the first Caliph of Sunni Islam, and then Muhammad ibn Abi Bakr.