Of Planisperie, which men seke,[1042]
The bokes made: and over this
Ful many a worthi clerc ther is,
That writen upon this clergie
The bokes of Altemetrie,
Planemetrie and ek also,
Whiche as belongen bothe tuo, 1470
So as thei ben naturiens,
Unto these Astronomiens.
Men sein that Habraham was on;[1043]