John Gills Exposition of the Bible Commentary - Genesis 1:19
And the evening and the morning were the fourth day. Made by the rotation of the earth on its own axis, in the space of twenty four hours: this according to Capellus was the twenty first of April, and according to Bishop Usher the twenty sixth of October; or, as others, the fourth of September: and thus, as on the fourth day of the creation the sun was made, or appeared, so in the fourth millennium the sun of righteousness arose on our earth. read more
John Gills Exposition of the Bible Commentary - Genesis 1:18
And to rule over the day, and over the night ,.... The one, namely the sun, or greater light, to rule over the day, and the moon and stars, the lesser lights, to rule over the night: this is repeated from Genesis 1:16 to show the certainty of it, and that the proper uses of these lights might be observed, and that a just value might be put upon them, but not carried beyond due bounds: and to divide the light from the darkness ; as the day from the night, which is done by the sun, ... read more