himself were > [he himself was]
9 Yet him perforce restrained, and to him doubtful said:
perforce > by force doubtful > fearful (applies to Mammon, as the tone of Guyon's inquiry makes clear)
207.7
What art thou man, (if man at all thou art)
2 That here in desert hast thine habitaunce,
And these rich +heapes+ of wealth doest hide apart
4 From the worldes eye, and from her right vsaunce?
Thereat with staring eyes fixed askaunce,
6 In great disdaine, he answerd; Hardy Elfe,
That darest vew my direfull countenaunce,
8 I read thee rash, and heedlesse of thy selfe,
To trouble my still seate, and heapes of pretious pelfe.
3 heapes > hils 1590
1 "What are you, man (if man at all you are), 2 That here in desert have your habitance,
desert > [the] wilderness habitance > habitation, dwelling (WU)
3 And these rich heaps of wealth do hide apart 4 From the world's eye, and from its right usance?"
right usance > proper usage (i.e. financial usage; usance also = the practice or fact of lending or borrowing money at interest)