Stedfastly
Easton’s Bible Dictionary & Webster’s 1828 Dictionary · Matthew George Easton, Noah Webster
Stedfastly - (Webster's 1828 Dictionary)
STEADFASTLY, STEDFASTLY, adv. Firmly; with constancy or steadiness of mind.
Steadfastly believe that whatever God has revealed is infallibly true.
Source of the article
Matthew George Easton, Easton’s Bible Dictionary; Noah Webster, American Dictionary of the English Language (1828)
Bible Strong combined digital edition