BT Pes 28a(8) :נגרא בסדא יתיב ומדול ידיה אשתלם‏ : the one who makes stocks sits in his stock [i.e. that he made], and he is requited by his handicraft
See the entire entry for saḏ, saddā n.m. shackle

BT Pes 28a(8) var.M6 :סדאה בסדיה יתיב‏ : the shackle maker sits in his shackle †
See the entire entry for sdy adj. shackle maker