petitionary

When the coach had come to a standstill, he opened the door with as little creaking as might be, and held out a petitionary hand.

And while she hesitated, from the room above came the soft, racking, petitionary music of a violin.

Mr. Decker could not resist the petitionary grace of those white hands and that sensitive mouth, and took her to his arms.

Do its requests represent the best modern conception of prayer as an inward aspiration rather than as petitionary?