וַיִּשָּׂ֨א דָוִ֜יד אֶת־עֵינָ֗יו וַיַּ֞רְא אֶת־מַלְאַ֤ךְ יְהוָה֙ עֹמֵ֗ד בֵּ֤ין הָאָ֙רֶץ֙ וּבֵ֣ין הַשָּׁמַ֔יִם וְחַרְבּ֤וֹ שְׁלוּפָה֙ בְּיָד֔וֹ נְטוּיָ֖ה עַל־יְרוּשָׁלִָ֑ם וַיִּפֹּ֨ל דָּוִ֧יד וְהַזְּקֵנִ֛ים מְכֻסִּ֥ים בַּשַּׂקִּ֖ים עַל־פְּנֵיהֶֽם׃
Pesach Haggadah
"And with an outstretched forearm" - this [refers to] the sword, as it is stated (I Chronicles 21:16); "And his sword was drawn in his hand, leaning over Jerusalem."