It was said of the Baal Shem Tov that he learned all the names for all the remedies in each of the seventy languages from the Biblical section enumerating the twenty-four impure birds (Leviticus 11:13-21). I seem to remember that the Rebbe also said this of the Baal Shem Tov.
(קיד) מֵהַבַּעַל־שֵׁם־טוֹב זִכְרוֹנוֹ לִבְרָכָה מְסַפְּרִים שֶׁהִשִּׂיג וְרָאָה כָּל הָרְפוּאוֹת כְּמוֹ שֶׁהֵם נִקְרָאִים בְּכָל הַשִּׁבְעִים לָשׁוֹן בְּפָרָשַׁת עֶשְׂרִים וְאַרְבָּעָה מִינֵי עוֹפוֹת טְמֵאִים, כִּמְדֻמֶּה לִי שֶׁגַּם רַבֵּנוּ סִפֵּר זֹאת בְּשֵׁם הַבַּעַל־שֵׁם־טוֹב זִכְרוֹנוֹ לִבְרָכָה.
It was said of the Baal Shem Tov that he learned all the names for all the remedies in each of the seventy languages from the Biblical section enumerating the twenty-four impure birds (Leviticus 11:13-21). I seem to remember that the Rebbe also said this of the Baal Shem Tov.