Question

what were the beliefs of Sufi saints

Answer 1

Sufis themselves claim that Tasawwuf is an aspect of Islam similar to sharia, inseparable from Islam and an integral part of Islamic belief and practice. Classical Sufi scholars have defined Tasawwuf as "a science whose objective is the reparation of the heart and turning it away from all else butGod".

Answer 2

$\huge\mathcal\color{red}AnsWer$

Sufis were Muslim spiritualists who rejected external religiosity and emphasised love and devotion to God and compassion towards all fellow human beings. The major beliefs and practices of the Sufis were: They sought union with God much as a lover seeks his beloved with a disregard for the world.