Strain at
Easton’s Bible Dictionary & Webster’s 1828 Dictionary · Matthew George Easton, Noah Webster
Strain at - (Easton's Bible Dictionary)
Simply a misprint for "strain out" (Matt. 23:24).
In other dictionaries
Read “Strain at” in the 2 dictionariesSource of the article
Matthew George Easton, Easton’s Bible Dictionary; Noah Webster, American Dictionary of the English Language (1828)
Bible Strong combined digital edition