Found in the Farron Keep. From the Old Wolf of Farron bonfire, at the ruined fortress, take the lift up and climb the stairs to the right. Turn around and search for a broken part of the scenery, near the corner and opposite to the Stray Demon. Drop to the ledges below and proceed onward. The miracle can be found in an open area amongst two Crystal Lizards, near a dead wyvern.
Hurls a lightning spear at the target to inflict Lightning damage. Deals additional damage to very close targets when cast.