Pe·ti·tion·ing, n. The act of presenting apetition; a supplication.
Pe·ti·tion, v. t. [imp. & p. p. Petitioned p. pr. & vb. n. Petitioning.] To make a prayer or request to; to ask from; to solicit; to entreat; especially, to make a formal written supplication, or application to, as to any branch of the government; as, to petition the court; to petition the governor.
You have . . . petitioned all the gods for my prosperity. --Shak.