עֵ֤דוּת ׀ בִּֽיה֘וֹסֵ֤ף שָׂמ֗וֹ בְּ֭צֵאתוֹ עַל־אֶ֣רֶץ מִצְרָ֑יִם שְׂפַ֖ת לֹא־יָדַ֣עְתִּי אֶשְׁמָֽע׃
Ia menetapkannya sebagai kesaksian pada Yusuf, ketika ia keluar atas negeri Mesir; bahasa yang tidak kukenal pun kudengar.
Rashi
As a testimony for Jehoseph He ordained it On Rosh Hashanah, Joseph went out of prison.
Rashi
[when] I understood a language that I had not known It is explained in tractate Sotah (36b) that [the angel] Gabriel taught him seventy languages.