心を込めて祈りなさい。

mind; heart; spirit; the meaning of a phrase (riddle, etc.)

indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.

to load (a gun, etc.); to charge; to put into (e.g. emotion, effort); to include (e.g. tax in a sales price); to hang over; to shroud; to enshroud; to envelop; to screen

to pray; to wish

to do