In Parshat Vayikra (Vayikra 1:7-8) we read:

The sons of Aharon, the Kohen shall place (ignite) a fire on the altar and they shall arrange logs on the fire. The sons of Aharon, the Kohanim, shall arrange the pieces, the head and the fat on the logs which are on the fire that is on the altar.

Rashi explains that even though the fire descends from Heaven, it is a mitzvah to bring fire by human efforts as well.

Can any type of wood be used for the fire?

We learn in the........

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