Reference for Ketubot 39:10
איבעיא להו עצמו מאי רב חביבא אמר אפילו עצמו מר בריה דרב אשי אמר עצמו לא והלכתא עצמו לא
They asked: In the case of the litigant himself what is the law? Haviva said: Even he himself may do so. Mar b. R. Ashi said: He himself may not. And the law is: He himself may not.
Explore reference for Ketubot 39:10. In-depth commentary and analysis from classical Jewish sources.