Baha-ud-din Naqshband
He came into early contact with the Khwajagan (lit: the Masters), and was adopted as spiritual progeny by one of them, Baba Muhammad Sammasi, while still an infant. Sammasi was his first guide on the path, and more important was his relationship with Sammasi's principal khalifa (successor), Amir Kulal, the last link in the silsila, or chain of teachers, before Baha-ud-Din: