XIV said that as a result of Eve's curse, a woman must go about covered as mourners. Later in Talmud and occidental countries, there is mention of unmarried women with uncovered heads. V. Modern Commentaries Gablein states that a woman praying and prophesying is to have her head covered or a covering on the head. A covering on the head is an outward sign of being in the place of subjection. Another reason is given why praying women should wear outwardly, as sign of subjection, because of the angels.
Angels are watchers and attendants of heirs of salvation.
Angels themselves are in subjection and yields obedience. Therefore, the woman ought to have a symbol of authority on her head, because of the angels. Biblical reason, 3. physical reason. In the final analysis, the hat or veil is not the important thing, but the subordination for which it stands. The presence of both is ideal.