Host (Ten Minute Halacha)

A fourth possible reason is that, you know, the...

that there is a concept that we have, that G-d says, that some of the Amorim were makbid, that if they had the bread that was used for the Erev, they would say Hamotzi on it as well.

And the explanation was, that once you do one mitzvah with it, you use it for the Erev, you might as well use it for Lacha Mishnah, for something else, for another mitzvah.

And the Ramah Paschins, this Gemara, the Ramah writes, that you should actually use the Eiruv as your Lecha Mishnah on Shabbos morning.

And the Taz explains, Once you're doing one mitzvah, you might as well do another mitzvah with something.

So if you have a Talos anyway that does mitzvahs, so you might as well do another mitzvah of getting married with the Talos.

That concept, that once you have something that did one mitzvah,

you might as well do another mitzvah with it, comes up all over the place.

There's a Chuvus Mari Vail, Talmud of the Mariel, who says that that some people have a practice

that they save their lula from sukkahs, to use it to fire up the oven, as fuel for the oven, when they bake matzos.

Because given the sabbath of mitzvah, you sabbath of mitzvah achriti.

Once you did one mitzvah, you'll do another.

The Torah quotes a minag, that on every matzah of Shabbos, when you're making the bari rei b'samim, you should use the hadassim that you used on sukkahs, on matzah of Shabbos.

Why?

Again, once you did one mitzvah, the Bach in Hilchas Chanukah writes, that on matzah of Shabbos Chanukah,

The Ner Havdalah should be used to light the Hanukkah candles.

Mishabur writes that it's a good idea to burn the Hametz with the Hoshanos from Hoshana Rabbah.

You probably have seen that, right?

Meaning that the people will, not the Hoshanos, usually throw that on the Aron, but people will use the Lulavim at least to burn the Hametz.

The Tashbetz writes,