גַּ֛ם אִם־יִשְׁכְּב֥וּ שְׁנַ֖יִם וְחַ֣ם לָהֶ֑ם וּלְאֶחָ֖ד אֵ֥יךְ יֵחָֽם׃
Again, if two lie together, then they have warmth; but how can one be warm alone?
Aramaic Targum to Ecclesiastes
Also if two sleep together—a man and his wife, they will be warm in the winter; but one, how can he be warm?