Testimony of a Father for his Son or a Son’s Testimony for his Father and Testimony of a brother for his Brother

1. Ali ibn Ibrahim has narrated from his father from Muhammad ibn ‘Isa from Yunus from Zur’ah from Sama‘ah from abu Basir who has narrated the following: “I once asked abu ‘ Abd Allah عليه السلام, about the testimony of a father for his son or a son’s testimony for his father and the testimony of a brother for his brother. He (the Imam) said, ’It is permissible.’”