A Righteous True Immortal of Earthly Slaughter would restrain the growth of a heavenly proud talent, but a Heavenly Gang Orthodox True Immortal would not.
Although a Heavenly Gang Orthodox True Immortal draws more from destinies, being his disciple allows one to call upon the Heavenly Gang Righteous Law's protection at any time. Under this protection, a cultivator with three proofs could overpower a Righteous True Immortal of Earthly Slaughter.
The path of immortal cultivation, the higher one ascends, the greater the suppression on those below.
Fighting above one's level, after becoming an immortal, is basically an impossibility. From this, one can see how miraculous the protection of the Heavenly Gang Righteous Law is!
Therefore, Huang Wuji held great prestige within the Book Mountain Immortal Sect, only slightly less than Bai Sanqi.
And Bai Sanqi could surpass Huang Wuji simply because Bai Sanqi had no master.