oOr “its support,” “its base,” “its headrest,” “its litter,” “its cover”
pOr “love.” The Hebrew term here translated “leather” is spelled the same as the term for “love.” Most likely this is an example of a word play that puns on the intentional ambiguity: “Its interior was inlaid with leather//love by the maidens of Jerusalem”
qLiterally “by the daughters of Jerusalem”

In other versions

He made its posts of silver,

its back of gold, its seat of purple;

its interior was inlaid with love

by the daughters of Jerusalem.

Its posts he made of silver,

its base of gold.

Its seat was upholstered with purple,

its interior inlaid with love.

Daughters of Jerusalem,

He made its posts of silver,

its back of gold,

and its seat of purple.

Its interior is inlaid with love

by the young women of Jerusalem.

Its posts are silver,

its canopy gold;

its cushions are purple.

It was decorated with love

by the young women of Jerusalem.

He made the pillars thereof of silver,

The bottom thereof of gold,

The covering of it of purple,

The midst thereof being paved with love, for the daughters of Jerusalem.

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