ויהי ביום השמיני; the eighth day after the commencement of the consecration of the priests, the eighth day after the Tabernacle had been erected and Aaron and his sons had been consecrated to commence performing the service therein.

כי היום ה' נראה, and the fire will emerge from heaven to consume the sacrifices on the altar.

ויקטר על המזבח, he placed them on the altar; when the heavenly fire descended they would be consumed.

ויבא משה ואהרן אל אהל מועד, to pray for the heavenly fire to descend

וירא כבוד ה' אל כל העם. Wherein did this “glory of the Lord” manifest itself?

'ותצא אש מלפני ה, this fire emanated from the Holy of Holies, traveled via the golden altar in order to burn up the incense which was always offered before the daily communal burnt offering, as described in Yuma 33. This is also where the fire encountered the sons of Aaron beside the altar Subsequently, this fire moved to the altar in the courtyard of the Tabernacle and consumed the sacrificial meat consisting of both burnt offerings and peace-offerings.