'First Day' in the Bible

And it came to pass in the eleventh year, in the first day of the month, that the word of the LORD came unto me, saying,

And it came to pass in the seven and twentieth year, in the first month, on the first day of the month, the word of the LORD came unto me, saying,

And it came to pass in the eleventh year, in the third month, on the first day of the month, that the word of the LORD came unto me, saying,

And it came to pass in the twelfth year, in the twelfth month, on the first day of the month, that the word of the LORD came unto me, saying,

Thus says the Lord GOD; In the first month, in the first day of the month, you shall take a young bullock without blemish, and cleanse the sanctuary: