Source : Webster's Revised Unabridged Dictionary (1913)

Verily \Ver"i*ly\, adv. [From {Very}.]
   In very truth; beyond doubt or question; in fact; certainly.
   --Bacon.

         Trust in the Lord and do good; so shalt thou dwell in
         the ??nd, and verily thou shalt be fed.  --Ps. xxxvii.
                                                  3.

Source : WordNet®

verily
     adv 1: truly or confidentially; "I verily think so"
     2: in truth; beyond doubt or question; "trust in the Lord...and
        verily thou shalt be fed"- Ps 37:3