'Presenting' in the Bible

And those men said to him, "[Although] we [are] unclean {by a dead person}, why are we hindered from presenting the offering of Yahweh at its appointed time in the midst of the {Israelites}?"

And fire went out from Yahweh, and it consumed the two hundred and fifty men presenting the incense.

You will say to them, 'When {you are presenting} its fat, the rest will be credited to the Levites like a yield of the threshing floor and like a yield from the press.

" 'And on the day of firstfruits, when you are presenting a new offering for Yahweh during your Festival of Weeks, you will have a holy convocation; {you will not do any regular work}.