sa.khakh describes being woven together in the setting of a mother's womb.

The sole attested use depicts a person as being woven together in the mother's womb.

1. Being woven together in the womb · dominant

   In Psalm 139:13, the Qal imperfect second masculine singular form addresses “you” in a clause about the speaker's inward parts and mother's womb; the APB renders the verse, “For you formed my inward parts; you wove me together in my mother's womb.”

   Psalm 139:13

In the Anselm Project Bible: In Psalm 139:13, the APB presents the relevant womb clause as “you wove me together,”.