3 And wondered at his breathless hasty mood.
wondered > marvelled
4 But he for naught would stay his passage right,
stay > check, delay right > {Straight, direct; leading towards the place he desired to reach}
5 Till fast before the king he did alight;
fast > close; rapidly alight > stop (SU)
6 Where, falling flat, great humblesse he did make,
humblesse > [show of] humbleness, humility
7 And kissed the ground whereon his foot was pight;
pight > placed