Om is the bow; the atman is the arrow; Brahman is said to be the mark. It is to be struck by an undistracted mind. Then the atman becomes one with Brahman, as the arrow with the target.
pranavo dhanuḥ śāro hyātmā brahma tallakṣyamucyate. apramattena veddhavyam śaravat tanmayo bhavet
Om
(high)bow
(high)arrow
(high)atman
(high)Brahman
(high)Mark progress when a line settles in memory. This updates local stats and active Sankalp progress.