Margolis was considered a high rabbinical authority. He published the following works: •
Bet Efrayim (2 vols., Lemberg, 1809–10), commentary on parts of the
Shulchan Arukh, ''Yoreh De'ah'' • Oration at the funeral of Rabbi
Meir Kristianopoler (ib. 1815) •
Bet Efrayim (4 parts, ib. 1818), responsa on the four parts of the ''Shulchan 'Arukh'' •
Yad Efrayim (Dubno, 1820), commentaries on
Shulchan Arukh,
Orach Chayim • ''Sha'are Efrayim'' (ib. 1820), on the rules pertaining to the reading of the Law •
Yad Efrayim (Zolkiev, 1823), extensive commentaries on the names of men and of women to be employed in letters of divorce •
Shem Efrayim (Berdychev, 1826), commentary on the
Torah •
Matteh Efrayim (Zolkiev, 1834), on the ritual laws to be observed from the beginning of the month of
Elul until after the
Feast of Tabernacles, as well as on the regulations regarding the
Kaddish of orphans • ''Zera' Efrayim
(Lemberg, 1853), commentary on the Pesikta Rabbati'' • Safah Ne’emanah (Budapest, 1929), responsum on whether it is permitted to pray in the vernacular Many other works by him are still in manuscript (as of 1906). ==References==