כִּ֤י ה֣וּא יַ֭צִּֽילְךָ מִפַּ֥ח יָק֗וּשׁ מִדֶּ֥בֶר הַוּֽוֹת׃
因為祂必救你脫離捕獵者的網羅，脫離毀滅人的瘟疫。
Siftei Chakhamim
An old man in the houseùa snare (פחא) in the house. Like the expression “a net (פח) that snares” (Tehillim 91:3). I.e., it is bad to have him in the house.