JDG 16:13

13 Then Delilah said, “You have deceived me and lied to me [again]! Please tell me how someone can tie you up securely!” Samson replied, “If you weave the seven braids of my hair into the threads you are weaving on the loom, and then fasten those threads with the pin [that makes the threads tight], then I will be as weak as other men.” So again, while Samson was sleeping on her lap, Delilah held the seven braids of his hair, and wove them into the threads on the loom,