the passage ending here and beginning with the words 'then tuor 's heart was heavy ... ' on p. 16z was bracketed by my father in tuor b , and on a loose slip referring to this bracketed passage he wrote : ( if nec [ essary ] ) : then is told how idril daughter of the king added her words to the king 's wisdom so that turgon bid tuor rest himself awhile in gondolin , and being forewise prevailed on him [ to ] abide there in the end .