dogmatically

adverb

with instance on certain principles or rules (dogma)

Wiktionary

Pronunciation: /dɔɡˈmætɪcli/ / /dɑɡˈmætɪcli/

adv

Etymology: Etymology tree English dogmatic Proto-Italic *-ālis Latin -ālisbor. Old French -albor. ▲ Latin -ālis Old French -elbor. ▲ Latin -ālisbor. Middle English -al Middle English -ly Middle English -ally English -ally English dogmatically From dogmatic + -ally.

In a dogmatic manner.
“Such Works, in point of Precepts, are of the Number of thoſe that are call'd ſpecious, in which the Authors, whilſt they endeavour too exactly to explain what they have dogmatically advanc'd, loſe themſelves in imaginary Mazes, and bewilder themſelves more and more.”
“[…] the number of people who either dogmatically don’t believe in, or else agnostically or uncaringly, simply don’t bother about immortality is now considerable.”