אַ֤ךְ ׀ הֶ֥בֶל בְּנֵֽי־אָדָם֮ כָּזָ֪ב בְּנֵ֫י אִ֥ישׁ בְּמֹאזְנַ֥יִם לַעֲל֑וֹת הֵ֝֗מָּה מֵהֶ֥בֶל יָֽחַד׃
Não confieis na opressão, nem vos vanglorieis na rapina; se as vossas riquezas aumentarem, não ponhais nelas o coração.
Rashi on Psalms
The sons of men are but vanity Do not fear them, since God is forever our shelter in time of trouble.
Rashi on Psalms
were they to be put on a scale If they came to go up on a scale, they and their vanities would be equal. This is the simple meaning, but midrashically, it is interpreted as concerning couples (Lev. Rabbah 29:8).