"Blind adherence" refers to following or accepting something without questioning or considering its validity or consequences. It means to blindly trust and obey without thinking critically or independently. Full definition
Marketing is a creative «what - if» business, thriving on originality and invention — not blind adherence to laws. (inc.com)
These old party people just don't get it — people are sick of blind adherence to party. (nystateofpolitics.com)
In fact, I can not name one person involved in any of the above steps, but I accept the end product with blind adherence as, well gospel. (religion.blogs.cnn.com)