George Leo Haydock

Not under threescore years of age. Some think he speaks only of such a widow as was placed over all the rest: but the common exposition is of all such widows as were maintained in that manner, who made a vow of chastity, who assisted the ministers of the Church in looking to the poor, and in the administering baptism to women. — Who hath been the wife of one husband; i.e. hath never been married but once. (Witham)