Ed al senso mortal la sottopose:

Umane membra, aspetto uman si finse,

Ma di celeste maestà il compose.

Tra giovane e fanciullo età confine

Gerus. Lib. I. 13. Prese, ed ornò di raggi il biondo crine.

Fairfax translates the relevant lines:

In form of airy members fair imbared,

His spirits pure were subject to our sight.

Milton's language is vague and inconsistent, but his angels are indubitably corporeal. When Satan is wounded,

the ethereal substance closed,