It was not too bad early on, when, according to Miles, the seven Maccabean martyrs who  saved Judaism  did so only at the instigation of their mother.
( It ( ( ( ( ( ( was not ) ( too bad ) ) ( early on ) ) , ) ( when ( , ( ( according ( to ( ( Miles , ) ( ( the ( seven ( Maccabean martyrs ) ) ) ( who saved ) ) ) ) ) ( Judaism ( ( did ( so only ) ) ( at ( ( the instigation ) ( of ( their mother ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP It)) (VP (VBD was) (RB not) (ADJP (RB too) (JJ bad)) (NP (RB early) (RB on)) (, ,) (SBAR (WHADVP (WRB when)) (S (, ,) (PP (VBG according) (PP (TO to) (NP (NP (NNP Miles)) (, ,) (NP (NP (DT the) (CD seven) (JJ Maccabean) (NNS martyrs)) (SBAR (WHNP (WP who)) (S (VP (VBD saved)))))))) (NP (NNP Judaism)) (VP (VBD did) (ADVP (RB so) (RB only)) (PP (IN at) (NP (NP (DT the) (NN instigation)) (PP (IN of) (NP (PRP$ their) (NN mother))))))))) (. .)))
It wasn't too bad at first when the martyrs saved Judaism on their mother's orders. 
( It ( ( ( ( was n't ) ( too ( bad ( at first ) ) ) ) ( when ( ( the martyrs ) ( ( saved Judaism ) ( on ( ( their ( mother 's ) ) orders ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP It)) (VP (VBD was) (RB n't) (ADJP (RB too) (JJ bad) (PP (IN at) (ADVP (RB first)))) (SBAR (WHADVP (WRB when)) (S (NP (DT the) (NNS martyrs)) (VP (VBD saved) (NP (NNS Judaism)) (PP (IN on) (NP (NP (PRP$ their) (NN mother) (POS 's)) (NNS orders))))))) (. .)))