'Day' in the Bible

which is come unto you; even as it is also in all the world bearing fruit and increasing, as it doth in you also, since the day ye heard and knew the grace of God in truth;

For this cause we also, since the day we heard it , do not cease to pray and make request for you, that ye may be filled with the knowledge of his will in all spiritual wisdom and understanding,

Let no man therefore judge you in meat, or in drink, or in respect of a feast day or a new moon or a sabbath day: