Hot answers tagged tying-knots-kosheir
The book The 39 Avoth Melacha of Shabbath* on Page 32 has an illustration that specifically forbids this (as Rabbinic, IIRC a Torah prohibition). It sources the statement to Kitzur Hilchos Shabbos 25, 2 and Shmiras Shabbos Kehilchasa 15, 50.
Try: ספר תפלה למשה והוא אוצר הלכות הנחת תפילין ולבישת הציצית חובר בס"ד ע"י משה קרויזר
If the knot is high up to the top and if it is about to be undone you can bring down lower but do not tighten it. Shulchan aruch harav hilchos tzizis
The practice of tying a knot to find a lost object is found in wiccan practice , and may have originated in ancient Greek culture Furthermore, even if these foreign practice somehow snuck into Jewish forklore, doing 'spells' , or 'charms' , or anything of the sort, is inconsistent with the Torah: When you have come to the land the Lord, your G-d, is ...
Actually there are others who were concerned over the issue, which, as SethJ notes above, is referred to as notef al hakanaf, meaning it should hang down along the side, not from the bottom. The Chazon Ish held that you should tie the first knot really snug so that it bunches up the fabric, and that way the tzitzit won't budge. You see a lot of avreichim ...
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