וַיֹּ֤אמֶר יְהוָה֙ אֵלַ֔י אַל־תֹּאמַ֖ר נַ֣עַר אָנֹ֑כִי כִּ֠י עַֽל־כָּל־אֲשֶׁ֤ר אֶֽשְׁלָחֲךָ֙ תֵּלֵ֔ךְ וְאֵ֛ת כָּל־אֲשֶׁ֥ר אֲצַוְּךָ֖ תְּדַבֵּֽר׃
Et l’Éternel me répondit: "Ne dis pas: Je suis un enfant. Mais tous ceux où je t’enverrai, tu iras les trouver, et tout ce que je t’ordonnerai, tu le diras.
Tze'enah Ure'enah
“And the Lord said to me, do not say, etc.” [1:7]. He said to me, you should not say that you are a youth, since I will send you to prophesy to Israel and also to the nations.4Rashi, Jeremiah, 1:7.
Rashi
and whatever I command you to Israel, you shall speak.