en_tn_condensed/gen/30/03.md

She said

"Rachel said"

See

"Look" or "Listen" or "Pay attention to what I am about to tell you"

there is my servant Bilhah ... I will have children by her

At that time, this was an acceptable way for a barren woman to have children that would legally belong to her. The full meaning of this may be made explicit.

Go to her

This is a polite way of asking him to have sexual relations with her servant.

on my knees

"for me"

I will have children by her

"and in this way she will cause me to have children"