O.E. her "in this place, where one puts himself," from P.Gmc. pronomial stem *khi- (from PIE *ki- "this") + adverbial suffix -r. The same base is the source of he. Hereafter is O.E. heræfter;heretofore preserves obsolete O.E. toforan. Phrase here today and gone tomorrow first recorded 1687, in writings of Aphra Behn.