Historical clue formulations

• Eli and Aaron, in the Bible — 2017-04-27
• See 4- and 15-Down — 2004-10-21
• Unwed fathers — 2004-03-23
• Fathers — 2001-07-28
• Bishops' subordinates — 2000-06-20
• Clergymen — 1997-06-17
• Altar egos — 1993-11-27