What is the source, earliest recorded record, and reason many who are Kohanim and Leviyim write after their name HaKohen or HaLevi?
It is well known that is a person has a certain surname (last name) they are more likely to be a Kohen. Examples: Cohen - for obvious reasons Kahn Katz - stands for "Kohen Tzedek" What are some ...
Are there sources for the etymology of the surname Katz being an acronym for Kohen Tzedek? Is that simply a backronym?