Questions tagged [techeles]
techeilet, techeles; a blue wool put to various Jewish uses
72 questions
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Techelet tallit katan and white talit gadol - which do I make a bracha on?
Assuming someone puts techelet on their talit katan, and regular white on their talit gadol.
Is it preferable to make a bracha on the talit gadol, and cover the talit katan (to avoid an unncessary ...
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Evidence for murex being techelet [duplicate]
As a disclaimer, the Sugyot regarding Techelet are not something I have in depth researched but I am in the camp that it has been found from murex. My question is, what evidence exists in Talmud or ...
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Why don't we wear techeilet [duplicate]
Why don't we apply the rule of
ספק דאורייתא לחומרה to techeilet?
If there are rabbanim who hold it is the real techelet, and there is compelling evidence that we now know what techeilet is, why doesn'...
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I have researched into techelet and am entirely convinced its kosher, can i just start to wear it, or do i NEED to get an official psak [closed]
I have done a lot of research and i hold by ptil techelet is completely kasher, can I just buy it and start wearing it, or do i need an official psak?
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May one untie a kosher tzitzis in order to replace it to techeiles?
There is an issue to remove kosher tzitzis from a tallis (described in Menachos 41a-b, OC 15:1).
Let's say someone chooses to wear techeiles and wants to exchange the strings only on their tallis ...
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I got this set of techeiles. Was looking for information on this method of tying
It’s known as the 7-8-11-13 method. I heard rumblings of it being mentioned by the Tanchuma. Do any modern halachic authorities consider this a valid attempt at fulfilling techeiles.
Also should there ...
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What is a chilazon?
The creature that produces the dye of the Techelet has been mystified for centuries due to its connection to the mishkan and the disappearance of the mitzva of techelet.
The sages used an Aramaic term,...
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Ramban and Techelet
Any indication of how the Ramban would hold on the shita of tekhelet (ratio, knots,etc)?
I was told there is a Milchamos that alludes to it but can’t find it.
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Opinion Of The Maharam MiRottenburg Regarding wearing tzitzis on shabbos
Does anyone know where the famous shittah of the maharam mirottenburg is brought down about him being chosheh for shittas Baal hamaor (who holds you have not fulfilled the mitzvah of tzitzis if you ...
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Can I wear techeilet on only one corner?
I'm fixing someone's tallit, with the on one corner strings ripped. I have time to replace only one corner per week. (I would do subsequent corners in subsequent weeks.) I could either replace it with ...
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Who exactly doesn't hold of Murex techailes?
One often repeated argument against the acceptance of Murex techailes is that "the Gedolim" don't accept it. Certainly there are many Gedolim who considered the issue, at least superficially,...
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May one wear all white tzitzit and techeiles at the same time?
If one is wearing techeiles strings on his tallis katan, and goes up to be shliach tzibbur (lead the prayer), may he put on a shul tallis (prayer shawl) that is non-techeiles, i.e., all white strings? ...
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What happens if a techeiles thread rips off?
I am aware that if you wear all white strings, if one of the eight reps, so therefore you still have 3 1/2 intact strings, it is still wearable. (Source)
Let’s say you are wearing two blue strings and ...
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Where can I order techelet and have them fully tied and prepared?
Of course, the most common answer is Ptil Tekhelet.
Is there anywhere else? I live in the New York area and have called a few local Judaica stores who have told me they can sell the strings to me but ...
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Is techelet from a non-Jew valid?
Can you purchase the techelet dye from a gentile?
Can you purchase tzitzit that have been dyed with techelet by them, is that valid?
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Ritva on Bava Metzia 6b saying one is exempt from doing a mitzva there a multiple shitas
A few weeks ago on Halacha Headlines podcast on the topic of Techeles Rav Nisson Kaplan said that Rav Eliashiv had a teshuva that you dont need to wear it since there are multiple shitas and you don't ...
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Is there any problem with wearing Techeles if it is not the real one? [duplicate]
Many people hold the murex trunculus is the real techeles, and many others hold it is not.
Would there be any Halachic problem of wearing it if it is not real?
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Reason for dispute if chilazon has a melacha of trapping
The gemarra Shabbos 75a seems to say that someone who traps a chilazon violated the melacha of trapping on Shabbos. Tosafos brings the Yerushalmi (7:2, 52a) that says that one doesn't violate the ...
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Bracha on tzitzis
Why do we make a bracha on tzitzis that do not have techaylas? Since without techaylas we may not be properly fulfilling the mitzvah according to the Torah, then the rule should be "sofek ...
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Mishna Berura Ruling on Tying Tekhelet
Does the Mishna Berura rule on the way to tie Tekhelet and the number of Tekhelet strings to use? If so, could you please provide a citation and quote/translation? Thank you.
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Vilna Gaon Tekhelet Reasoning
What was the reasoning of the Vilna Gaon as to why he holds differently than the view of Rashi and Tosafot on the proper way of tying Tekhelet?
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What are the various opinions as to what the Techeiles is?
Several opinions claim to have rediscovered Techeiles. This question refers to Ptil Techeiles and Radnyzer. What are their opinions as to the Techeiles, and are there any others?
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Radzyner Ticheiles Dye Process
BSD
I am dabbling in research on the topic of the rediscovery of the Ticheiles dye. Of course, one of the historic attempts at a potential Chilazon was discovered by the Radzyner Rebbe (Rav Gershon ...
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Why is the colour כחול ('blue') not mentioned in Tanach?
The colour כחול is not mentioned in Tanach. Given its wide usage in later hebrew texts, why does it never feature in Tanach? Do any sources pick up on this?
(There is a different debate about what ...
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The cloak full of techeiles is the Me'il?-Korach's issue
During the reading of this week's parsha ( Tetzaveh) I noticed that the Me'il is referred to as a cloak complete of techeiles. Then I remembered that Korach had an issue with a beged that was full of ...
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The will of the Maharsham
Does anyone know where to find the tzavvah of the Maharsham?
It has been refenced a bunch of times as being a proof that the Maharsham wore techeiles since he asked to be buried with techeiles in his ...
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Is there a transgression on this tzitzit tying? [closed]
Suppose someone bought some tkhelet for his tallis, wanting to tie the Rambam tzitzit, which requires 1 half tkhelet/half white string and 3 white strings, so once it goes through the hole of the ...
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Where does the Radzyner say that Misheyakir is referring to Rambam's shita in Techeilet?
The gemara brings an opinion that the earliest time for saying Shema in the morning is when you can distinguish between the techeilet and white in tzitzit.
I have heard that the Radzyner Rebbe ...
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Why don't Korach and his followers ask if an all Techeiles Beged is Patur from Techeiles?
רש"י במדבר ט"ז:א' ד"ה דתן ואבירם. ... מֶה עָשָׂה? עָמַד וְכָנַס ר"נ רָאשֵׁי סַנְהֶדְרָאוֹת — ... וְהִלְבִּישָׁן טַלִּיתוֹת שֶׁכֻּלָּן תְּכֵלֶת, בָּאוּ וְעָמְדוּ לִפְנֵי מֹשֶׁה, אָמְרוּ לוֹ טַלִּית ...
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Why specifically the chilazon?
The Torah commands us in Bamidbar 15:38 to attach tzitziyot on the four corners of our garments, and insert a thread of blue in each tzitzit.
Speak to the children of Israel and you shall say to ...
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Can I revert from using techeiles back to using all-white strings?
I used to wear all-white tzitzis, as is the more "universal" custom.
Some time ago, I was convinced to start wearing a blue thread in them, to fulfill the commandment in the Torah to insert a psil ...
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Advantages/Disadvantages between Murex v.s. Radzyn Tekhelet
What halachic advantages are there in purchasing tekhelet strings dyed by the murex snail as opposed to tekhelet strings dyed by the cuttlefish?
Are Radziner cuttlefish-dyed strings acceptable?
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Source that tekhelet was known to run
This blog post from Ben's Tallit Shop made me start looking for a source:
Let me warn you that the Radzyn techelet dye runs. Your hands will turn blue, your tallit may get a bit smudged and the ...
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Arguments FOR Radzyner Techeiles
Mostly everyone agrees that the organization Ptil Tekhelet most likely uses the real techeiles and that Radzyner techeiles is unfortunately not the real deal.
But I'm asking what are the arguments ...
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White knots and blue knots -Techeiles
On Ptil Techeles's website they bring the opinion of the Baal Haitur Shaar Tzitzis (right column) which says the following :
זמן שהיה התכלת מצוי היו אלה הח’ חוטין ד’ תכלת וד’ לבן ומתחיל וקושר בלבן ...
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What is the underlying requirement of Techeilet?
I have been reading the various questions and answers about techeilet but I still don't understand the exact demand (and apologies if I missed this amongst the other questions). Is the goal to have a ...
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Techeilet – Shittat haBa'alei Tosefot
Per Ptil Tekhelet, the shitta of the Ba'alei Tosefot (following Rashi) is that half of the strings in the tzitzit are to be made of techeilet, as opposed to 1/4 (rov haposkim) or 1/8 (Rambam). However,...
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Lubavitcher Rebbe on Techelet from Murex trunculus
Did the Lubavitcher Rebbe (Rav Menachem Mendel Schneerson) say anything about wearing Techelet made from the Murex trunculus (as claimed by Ptil Tekhelet to be the correct Halachic Tekhelet) nowadays?
...
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Where to tie the Maimonidean half-tekheleth?
According to the Rambam that the tekhelet strand if only half-dyed, where exactly should the halfway-mark (or, in the strings I've seen, the transition portion) fall? Should it be up against the hole ...
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combining techeles views - tarti dsatri?
Is there a problem of tarti d'satri (contradiction) with combining tekhelet strings dyed according to one view (e.g. half-dyed) with tying methods of a different view?
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PreRishonic sources against the tekhelet half-string
What are the classical (pre-rishonic) sources explicitly or implicitly against the view of the Rambam that the tekheleth string is only half-dyed?
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The pre-Maimonidean half-tekheleth string
Are there any sources prior to the Rambam that suggest (even implicitly) that the tekheleth string is only half-dyed?
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Rambam on color certainty of tekheleth
According to a questioner on this page, the Rambam in the Pirush HaMishna contradicts the Rambam in Hilchoth Tzitzith regarding whether we can dye tekheleth due to uncertainty about the color. Where ...
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Vegan tekheileth
Does the oral tradition that identifies the hilazon as the source of tekheles necessarily indicate that one could not create the indigo-colored wool by other means? The gemara certainly indicates that ...
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Is there any support for the claim that tekhelet and argaman could be derived from the same creature?
Is there any indication in Chazal (or at least in other ancient literature) that tekhelet and argaman could be derived from the same creature (as currently proposed by the Tekhelet Institute)?
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The luxury of murex trunculus indigo
The Tekhelet Institute acknowledges that murex trunculus indigo is molecularly equivalent to plant-based indigo that was available in the ancient world for far cheaper (kala ilan). They reason that ...
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Pursuing pluralist purpura
According to most rishonim (and the simplest read of the extant Talmudic texts) the tekhelet string is dyed in its entirety. However, the Rambam maintains that only half the string is dyed such that, ...
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What is the downside to wearing techeiles?
There are many Compelling arguments to support Techelet, although it's not yet universally accepted.
A friend of mine bought P'til Tekhelet Murex techeiles, and went to his rabbi (who I know and ...
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Who hechshers P'til Tekhelet?
P'til Tekhelet is an organisation which makes M. trunculus techeilet. Who hechshers their tzitziot?
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Tucking in Tekheles
I've heard it said by some chaverim of mine, that if one is to wear tekheles on their tzizits, they should tuck it in. They say many poskim rule this way, and that the gemara brings down something ...