קָרְחִ֣י וָגֹ֔זִּי עַל־בְּנֵ֖י תַּעֲנוּגָ֑יִךְ הַרְחִ֤בִי קָרְחָתֵךְ֙ כַּנֶּ֔שֶׁר כִּ֥י גָל֖וּ מִמֵּֽךְ׃ (ס)
你要剃光頭髮，剪去髮絲，為你所寵愛的兒女哀悼；要使你的禿頂寬大如鷹，因為他們已經從你那裡被擄去了。
Rashi
and crop—your hair. Cf. (Job 1:20) “And he cropped (וָיָּגָז) his hair.” This is an expression of pulling out the hair.
Rashi
like an eagle—As the Targum renders. Like an eagle, whose feathers have fallen out. It is customary for an eagle to lose most of its feathers.