“There are be'erech 1,000 seforim in the Beis Medrash.” (Weiser)
"Beerech a yoivel and a half ago, the meyasdim shtelled avek on this makom a naiya malchus with the kavana that no one should have bailus over their chaver, and on this yesoid that everyone has the zelba zchusim." (source)