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Hilkhot Shabbat Siman שט"ז
DAAT · LEVEL 3 — MASTER SYNTHESIS

Siman שט"ז

סימן שט"ז · צֵידָה הָאֲסוּרָה וְהַמֻּתֶּרֶת בְּשַׁבָּת
Summary & mnemonics for review

Master synthesis · Hilkhot Shabbat · 12 seifim
To memorize and review after Levels 1 & 2

📑 Plan of the Synthesis

  1. The Central Axiom of the siman
  2. Key concepts condensed
  3. Hierarchy of cases — from broadest to most restrictive
  4. Decision tree
  5. The criterion of מחוסר צידה — when is the capture accomplished?
  6. Pitfalls to avoid
  7. Modern practical cases
  8. Final synthesis table
  9. The practical commandments

1. The Central Axiom

Siman שט"ז in one sentence.
Tzeida (tzeida) — trapping a free-roaming living creature — is one of the 39 melakhot. The decisive criterion: מחוסר צידה — "is there still a capture lacking?". If after my action I must still chase the animal → no capture. If I can grab it in one motion → capture is accomplished. And only an animal "of a species that is trapped" brings about chiyuv chatat min haTorah.

2. Key concepts condensed

ConceptDefinitionApplication
צידהTrapping a living creatureAv melakha
מחוסר צידה"A capture is still lacking"Test: does one still have to chase?
במינו ניצוד"A species that is trapped"Game → chayav; insects → patur aval asur
פסיק רישאInevitable consequenceClosing a box with flies inside
מזיקHarmful / dangerous animalTrapping mutar (safety)

3. Hierarchy of cases

1. Domestic animal (already under control) → recapturing it is not tzeida.
2. Harmful / dangerous animal → trap / neutralize mutar (safety).
3. Insect (fly) → trapping it = patur aval asur (rabbinic issur).
4. Game in a space where one still has to chase it → patur (but asur).
5. Game in a closed space, grabbable in one motion → chayav min haTorah.

4. Decision tree

Q1: Is it a living creature and was it free (not domestic)?
If domestic → no tzeida. If dangerous → trapping mutar.
Q2: Does my action bring it under control (no further need to chase)?
If no (still mechussar tzeida) → patur. If yes → capture.
Q3: Is its species "of those that are trapped"? → chayav / patur aval asur.

5. The criterion of מחוסר צידה — when is the capture accomplished?

To trap is not to "touch" an animal or even to "hold" it: it is to bring it from the free state into the state of being under control. The whole siman turns on a single question — מחוסר צידה: after my action, is there still a capture lacking? If yes, I have not trapped; if no, the melakha is accomplished. This is the most delicate point of the siman, because the issur depends not on the animal but on the space.

The test: "can it be grabbed in a single motion?"

The animal is considered trapped from the moment when, in the space where it is now, one could grab it without having to chase it. Driving a bird into a small closed room from which it cannot fly out: the capture is consummated, even without placing a hand on it. Driving it into a large hall where one still has to run after it: that is not a capture — it remains mechussar tzeida.

Large / open space → after the action one still has to chase → mechussar tzeida → no capture.
Closed and narrow space → the animal is grabbable in one motion → capture accomplished.

The borderline case: the animal that is never "lacking" capture, and the one that "lacks" it forever

Two situations escape the test and deserve attention:

The sevara to remember: before closing a box, a window, a jar, do not ask "am I touching the animal?" but "does my action deprive it of all escape?". If yes — and an insect is inside — it is a pesik reisha of tzeida. The Shabbat practice is to shoo without grabbing and to verify the closed space before closing it.

6. Mnemonic "מב"מ"

מMechussar tzeida (מחוסר צידה) — does one still have to chase?

בBemino nitzod (במינו ניצוד) — species that is trapped?

מMazik (מזיק) — harmful/dangerous → trapping mutar.

— 3 questions = the entire halakha of tzeida.

7. Pitfalls to avoid

Pitfall 1 — Closing a box / a jar: before closing, verify that no insect is inside — otherwise it is a pesik reisha of tzeida.
Pitfall 2 — Catching a fly "to take it out": even to release it, grabbing it is patur aval asur. Shoo it without grabbing.
Pitfall 3 — Killing a mosquito: beyond tzeida, killing = netilat neshama, a severe melakha. One shoos, one does not kill (real pain case → consult the Rav).
Pitfall 4 — Confusing domestic and wild animal: recapturing one's dog/cat = mutar (never "free"). Catching a wild bird that has entered the house = problematic.
Pitfall 5 — Closed space: driving an animal into a small closed room from which it cannot flee = capture accomplished. Doing so in a large space ≠ capture.

8. Modern practical cases

SituationPractice
Fly in the houseShoo without grabbing; trapping it = patur aval asur
Closing box/jar containing a flyAsur (pesik reisha)
Closing a window, insect in the large roomMutar (not "trapped")
Mosquito that bitesShoo; killing = asur (consult Rav if real pain)
Escaped domestic dog / catRecapturing = mutar (not tzeida)
Dangerous snake / scorpionTrapping / neutralizing = mutar (safety)
Closing a mosquito screenMutar (one is not trapping those outside)

9. Final synthesis table

ElementDetail
Subject of the simanThe melakha of tzeida — trapping a living creature on Shabbat
Number of seifim12
Mishna Berura61 entries
Talmudic sourceShabbat 106a-107b (hatzad tzvi)
Key criteriaמחוסר צידה; במינו ניצוד; pesik reisha; mazik
Practical pesakDon't trap; beware of boxes/insects; domestic OK; danger = mutar

10. The practical commandments of Siman שט"ז

Trapping and animals on Shabbat — the checklist

  1. Don't trap a wild animal / an insect on Shabbat.
  2. Before closing a box / a jar / a window → verify the absence of an insect (pesik reisha).
  3. Bothersome fly: shoo without grabbing.
  4. Domestic animals: recapture them = mutar (already under control).
  5. Dangerous animal (snake, scorpion): trap / neutralize = mutar.
  6. Don't kill insects (netilat neshama) — except in pain cases, consult the Rav.
  7. In case of safek → consult the Rav.
📚 Recap of the study path
You have studied Siman שט"ז in 3 levels:
  • 🌱 Level 1 — Base: the 12 seifim, translation, halakhic concepts
  • Level 2 — Lamdan: talmudic sources, shitot of the Rishonim, machlokot, nafka minot
  • Level 3 — Synthesis: axiom, mnemonic, decision tree, practical commandments
To go further: Level 4 — Daat HaRav (shita of the Admour HaZaken on the Shulchan Aruch HaRav siman שט"ז).
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סימן שט"ז · Level 3 — Master Synthesis
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