Numbers 6:5-9

ECB(i) 5 All the days of the vow of his separatism no razor passes on his head: until the days fulfill wherein he separates to Yah Veh, he becomes holy and the locks of the hair of his head grow. 6 All the days of his vow of separatism to Yah Veh he comes at no soul who died: 7 he fouls not himself for his father or for his mother, for his brother or for his sister, when they die: because the separatism of his Elohim is on his head. 8 All the days of his separatism he becomes holy to Yah Veh. 9 And if in dying, any one by him dies in a blink and he fouls the head of his separatism; then he shaves his head in the day of his purifying - on the seventh day he shaves it: