שָׁמ֣וֹעַ שָׁמַ֗עְתִּי אֶפְרַ֙יִם֙ מִתְנוֹדֵ֔ד יִסַּרְתַּ֙נִי֙ וָֽאִוָּסֵ֔ר כְּעֵ֖גֶל לֹ֣א לֻמָּ֑ד הֲשִׁיבֵ֣נִי וְאָשׁ֔וּבָה כִּ֥י אַתָּ֖ה יְהוָ֥ה אֱלֹהָֽי׃
I have surely heard Ephraim bemoaning himself: ‘Thou hast chastised me, and I was chastised, As a calf untrained; Turn thou me, and I shall be turned, For Thou art the LORD my God.
Rashi on Jeremiah
complaining (Konpljjet in O.F.), an expression of “who will lament for you (יָנוּד)?” (above 15:5).
Rashi on Jeremiah
“You have chastised me” With pains, You, the Holy One, blessed be He.
Rashi on Jeremiah
like an ungoaded calf (fut aiguillones in O.F.), was goaded, an expression of “an ox-goad (מַלְמַד הַבָּקָר)” (Judges 3:31). I was like an ungoaded calf in the beginning. Therefore, I sinned against You.