Gen 30:3

30:3 Here is . . . Bilhah. See 16:1, 2 and notes.

on my behalf. Literally, “on my knees.” The knee was symbolic of parental care (50:23; Job 3:12). According to ancient Near Eastern custom, the delivery of the concubine’s child upon the knees of the wife symbolized the adoption of the child by the wife.