Leviticus 6:13; Leviticus 6:20; Leviticus 24:3; Leviticus 24:8

Leviticus 6:13

13 The fire must be kept burning on the altar continuously; it must not go out.

Leviticus 6:20

20 “This is the offering Aaron and his sons are to bring to the LORD on the day he is anointed: a tenth of an ephah of the finest flour as a regular grain offering, half of it in the morning and half in the evening.

Leviticus 24:3

3 Outside the curtain that shields the ark of the covenant law in the tent of meeting, Aaron is to tend the lamps before the LORD from evening till morning, continually. This is to be a lasting ordinance for the generations to come.

Leviticus 24:8

8 This bread is to be set out before the LORD regularly, Sabbath after Sabbath, on behalf of the Israelites, as a lasting covenant.