The rabbis disagree on the required length of tzitzit strings, which implies that a specific length is necessary. However, this appears to contradict a ruling by the elders of Beit Shammai and Beit Hillel that there is no requisite amount. This contradiction is reconciled by explaining that their statement refers to the maximum length.

A braita emphasizes the importance of the strings hanging down, as proven by the usage of the word "tzitzit" in a different context (Yechezkel 8:3).

How are tzitzit prepared? Specifically, how far from the garment's edge should they be, and how many strings are inserted and in what manner? There are various opinions on these matters.

Is a bracha recited when preparing tzitzit? Can a non-Jew prepare them? Rav Chisda believed these two questions were connected and challenged Rav based on that premise; however, Rav Chisda's understanding was ultimately rejected.

Which part of the process must be performed "for the sake of" the mitzva? Some maintain that the strings must be spun for the sake of the mitzva, while others hold that only the final preparation of the tzitzit must be done with this intent.