Hi Spidermonkey, I think I can make out most of it except for a couple words on the first line:
Orate p[ro] a[n]i[m]ab[us] Will[elm]i Robertis ... ... auditoris d[o[size=0pt]'[/size]]m[ini] Reg[is] Henrici
Septum et Jocose uxoris eius que fuit filia Ed[ward]i Peryent(?) armige[ri]
et Margarete postea uxoris euisd[e]m Will[elm]i que fuit filia Will[elm]i
Pirton milite qui quidem Willi[elm]us Robertis obyt octano die
octobris A[nn]o d[o[size=0pt]'[/size]]m[ini] Mo VC viijo quoru[m] a[n]i[m]ab[us] p[ro]picietur deus amen
Pray for the souls of William Roberts ... ... auditor of our Lord King Henry the
Seventh and Jocose his wife who was the daughter of Edward Peryent(?) armiger,
and Margaret later the wife of the said William who was the daughter of William
Pirton knight, which the same William Roberts died the eighth day of
October in the year of our Lord 1508, may God have mercy on their souls amen.
Alexander