הִנֵּה֙ יָמִ֣ים בָּאִ֔ים וְגָֽדַעְתִּי֙ אֶת־זְרֹ֣עֲךָ֔ וְאֶת־זְרֹ֖עַ בֵּ֣ית אָבִ֑יךָ מִֽהְי֥וֹת זָקֵ֖ן בְּבֵיתֶֽךָ׃
看哪，日子將到，我必砍斷你的膀臂和你父家的膀臂，使你家中再沒有一個老年人。
Rashi
I shall cut off your arm. I.e., the power which you exert in My House, for you say, "or else I will take it by force."