Moses
Genesis 30:8ESV·traditional attribution

Then Rachel said, “With mighty wrestlings I have wrestled with my sister and have prevailed.” So she called his name Naphtali.

John Calvin Reformed @genevareformer

8. With great wrestlings Luctationibus divinis. Margin of English Bible, “with wrestlings of God.” Others translate it, “I am joined with the joinings of God;” Conjunctionibus Dei conjuncta sum. as if she exulted in having recovered what she had lost; or, certainly, in having obtained an equal degree of honor with her sister. Others render it, I am doubled with the duplications of God.

Matthew Henry Presbyterian @wholebiblehenry

We have here the bad consequences of that strange marriage which Jacob made with the two sisters. Here is, I. An unhappy disagreement between him and Rachel (Gen 30:1, Gen 30:2), occasioned, not so much by her own barrenness as by her sister's fruitfulness.

Commenting on Genesis 30:1-13

John Gill Reformed Baptist @doctorgill

When Leah saw that she had left bearing,.... For a little while, for she afterwards bore again, and observing also what her sister had done: she took Zilpah her maid, and gave her Jacob to wife: in this she was less excusable than Rachel, since she had four children of her own, and therefore might have been content without desiring others by her maid; nor...