[Avodah] Would Ruth's conversion be rejected today?

[Micha Berger]

On Tue, Jun 05, 2012 at 11:39:09AM -0400, Zev Sero wrote:
>> The extension of the gezeira to pechusah mibas 3 was during the period
>> of the amora'im. Eg Kesuvos 11a. There are discussions in shas that
>> predate it.

> What gezeira?  This is an issur de'oraisa!  And there is no discussion
> of it on that page.

The notion that you have to worry about every giyores being a perutzah
AFAIK is derabbanan. And gechusah mibas 3 is definitely. In Kesuvos 11a,
the first mishnah talks about a kohein marrying a giyores, shevuyah or
shifchah who was returned to the community before age 3.

Tir'u baTov!
-Micha