While attending Ner Israel Rabbinical College from 1955–1969, Rabbi Zweig received rabbinical ordination (Yoreh Yoreh and Yadin Yadin) from Rabbi Yaakov Yitzchak Ruderman and Rabbi Yaakov Weinberg.
Rabbi Zweig received rabbinical training at Ner Israel Rabbinical College from 1955 to 1969, under the guidance of Rabbis Yaakov Yitzchak Ruderman and Yaakov Weinberg.