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Shabbat · Orach Chaim 261

When Shabbat Begins

13 questions · 43 opinions

Not a substitute for consulting a rabbi.

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When does bein hashemashot (twilight) begin?

5 opinions across 2 eras

Definition of Bein Hashemashot

Is there a Torah obligation to add from the weekday onto Shabbat (tosefet Shabbat)?

5 opinions across 2 eras

Biblical Status

How much time must one add for tosefet Shabbat?

3 opinions across 2 eras

Required Duration

Can one accept Shabbat early, starting from plag hamincha?

4 opinions across 2 eras

From Plag Hamincha

What activities are prohibited during bein hashemashot?

3 opinions across 2 eras

Prohibited Activities

May one ask a non-Jew to perform melacha during bein hashemashot?

5 opinions across 2 eras

What practical signs should one use to know when to light Shabbat candles if one does not know the exact time?

3 opinions across 2 eras

Practical Signs

Does answering Barchu or saying Mizmor Shir constitute acceptance of Shabbat that prohibits further melacha?

4 opinions across 2 eras

Barchu and Mizmor Shir

May one immerse new vessels (tevilat keilim) during bein hashemashot?

4 opinions across 2 eras

Is eiruv techumin prohibited during bein hashemashot even for a mitzvah?

3 opinions across 2 eras

If one did melacha during bein hashemashot (b'dieved), may one benefit from it?

2 opinions

B'dieved Benefit from Melacha

Does one who works during bein hashemashot incur an asham talui (conditional guilt offering)?

1 opinions

Are the time measurements (4 mil from sunset to nightfall) fixed clock-hours or seasonal hours?

1 opinions

Fixed vs. Seasonal Hours