It happened on the next day after the new moon, [which was] the second [day], that David's place was empty: and Saul said to Jonathan his son, Why doesn't the son of Jesse come to meat, neither yesterday, nor today?
when the beginning of the month was judged of by the appearance of the moon, and there was a difficulty about that, what day it appeared on, two days were kept for it; and Abarbinel e is clear for it, that two days were kept in this month; but if this was not the case, since the remainder of peace offerings might be eaten the next day, Leviticus 7:16. Saul and his guests might meet on the second day for that purpose: