Exodus 29:39

“The one lamb thou shalt offer in the morning, etc.] And before this no other sacrifice was to be offered, and therefore it was slain and offered very early; and yet it was not lawful to slay it before break of day, wherefore great care was taken that it should not; “he that was appointed over the service used to say to the priests, go out, and see if the time of slaying is come; if it is come, he that went out to see, said, coruscations or brightnesses; Matthias the son of Samuel said, does it enlighten the face of the whole east as far as Hebron? he said, yes; why was this necessary? because one time the light of the moon ascended, and they thought the east was enlightened (or it was break…”

“Exodus 29:38 The continual burnt-offering - The primary purpose of the national altar is here set forth. The victim slain every morning and every evening was an acknowledgment that the life of the people belonged to Yahweh; the offering of meal was an acknowledgment that all their works rightly done were His due (see Leviticus 2:0); while the incense symbolized their daily prayers. Exodus 29:39 At even - See Exodus 12:6. Exodus 29:40 A tenth deal - i. e. the tenth part of an Ephah; it is sometimes called an Omer (Exodus 16:36; see Leviticus 23:13). The Ephah seems to have been rather less than four gallons and a half (see Leviticus 19:36 note); and the tenth deal of flour may have weighed…”

“in the morning: Kg2 16:15; Ch2 13:11; Psa 5:3, Psa 55:16, Psa 55:17; Eze 46:13-15; Luk 1:10; Act 26:7 at even: Exo 29:41 Exodus 29:40”