from G1909 and G4098; to embrace (with affection) or seize (with more or less violence; literally or figuratively):--fall into (on, upon) lie on, press upon.
to fall upon, to rush or press upon
to lie upon one
to fall into one's embrace
to fall back upon
metaph.
to fall upon one i.e. to seize, take possession of him
of the Holy Spirit, in his inspiration and impulse