I was reading a book called 'Allah ke Safeer' in which I came across an anecdote involving Sayyidut at-Taifa Junaid Baghdadi . During his tour for Hajj at a young age with Sirri Saqti ,He was asked about 'shukr' so he replied; "Allah ki nematoon ku paakar uss ki nafarmani naa karna yeh shukr hai".