Bladud > (A British king with magic powers; see 210.25:6 ff.) yore > old
3 And used the same in battle ay to bear;
ay > always
4 Sith which it had been here preserved in store,
Sith which > [Since which time]
5 For his great virtues proved long afore:
For > [For the sake of] virtues > occult powers proved > proved, established; also: tested, hence: demonstrated afore > beforehand
6 For never wight so fast in sell could sit,
wight > [a] man fast > firmly sell > [the] saddle
7 But him perforce to the ground it bore: