אֵ֣לֶּה תוֹלְד֧וֹת הַשָּׁמַ֛יִם וְהָאָ֖רֶץ בְּהִבָּֽרְאָ֑ם בְּי֗וֹם עֲשׂ֛וֹת יְהוָ֥ה אֱלֹהִ֖ים אֶ֥רֶץ וְשָׁמָֽיִם׃
These are the generations of the heaven and of the earth when they were created, in the day that the LORD God made earth and heaven.
Read halakhic rulings (Jewish law) on Genesis 2:4: and classical halakhic sources.