וַיֹּ֤אמֶר יְהוָה֙ לַמַּלְאָ֔ךְ וַיָּ֥שֶׁב חַרְבּ֖וֹ אֶל־נְדָנָֽהּ׃
And the LORD commanded the angel; and he put up his sword back into the sheath thereof.
Zohar
And so said Rabbi Joshua ben Levi, the Angel of Death said to me "If I was not concerned for the honor of creations, I would reveal to them the House of Slaughter, just as an animal"...