Informing Sheikh regularly is essential

Hadhrat Hakim al-Umma Mawlana Ashraf ‘Ali Thanawi (may Allah have mercy on him) confirmed a senior seeker’s comment that, it is true in most of the cases that if a seeker does not report his spiritual condition to his mentor regularly all further progress is impeded and moreover things already accomplished become obscure.

Tarbiyat us Salik, volume 1, page 98