וַיִּזְכֹּ֥ר אֱלֹהִ֖ים אֶת־רָחֵ֑ל וַיִּשְׁמַ֤ע אֵלֶ֙יהָ֙ אֱלֹהִ֔ים וַיִּפְתַּ֖ח אֶת־רַחְמָֽהּ׃
And God remembered Rachel, and God hearkened to her, and opened her womb.
Read halakhic rulings (Jewish law) on Genesis 30:22: and classical halakhic sources.