כִּי֩ לְיָמִ֨ים ע֜וֹד שִׁבְעָ֗ה אָֽנֹכִי֙ מַמְטִ֣יר עַל־הָאָ֔רֶץ אַרְבָּעִ֣ים י֔וֹם וְאַרְבָּעִ֖ים לָ֑יְלָה וּמָחִ֗יתִי אֶֽת־כָּל־הַיְקוּם֙ אֲשֶׁ֣ר עָשִׂ֔יתִי מֵעַ֖ל פְּנֵ֥י הָֽאֲדָמָֽה׃
Porque, daqui a sete dias, farei chover sobre a terra quarenta dias e quarenta noites, e exterminarei toda a carne que fiz de sobre a face da terra."
The Midrash of Philo
Why did the rain of the deluge last forty days and an equal number of nights? (Genesis 7:4).
The Midrash of Philo
What is the meaning of the expression, "I will destroy every living substance that I have made form off the face of the earth?" (Genesis 7:4).