You said “they are sexless”
That is not a negative. To emphatically contradict the biblical evidence I DID give you, you need evidence.
This thread really needs a supportive verse from the well know book of the Bible “Catholic Freeper” that says in Chapter 6 verse 66 “Angels are neither male nor female, but are merely spiritual creatures that may sometimes take on the appearance of humans.” verse 67 “, and they definitely do not sing, for it is an abomination to the Lord, for them to sing to Me when everyone around them is singing to me.”
And you offered your wife’s theory. Your loyalty is admirable, but you should ask her for some help.