וַיְבָ֧רֶךְ אֹתָ֛ם אֱלֹהִ֖ים לֵאמֹ֑ר פְּר֣וּ וּרְב֗וּ וּמִלְא֤וּ אֶת־הַמַּ֙יִם֙ בַּיַּמִּ֔ים וְהָע֖וֹף יִ֥רֶב בָּאָֽרֶץ׃
上帝賜福給牠們，說：「要繁衍增多，充滿海中的水；飛鳥也要在地上增多。」
Sefer HaMiddot
4. One who causes his friend to abstain (t.n.: even temporarily) from (the commandment of) be fruitful and multiply (i.e. to engage in kosher relations with his wife, to bring children into the world), will go to Sheol childless.
Sefer HaMiddot
86. A year in which there is blessing (in the produce), this is an indication that the Jews will be fruitful and have many children.