Who is obligated to teach Torah?

From Halachipedia
  1. All who are obligated to learn Torah are also obligated to teach Torah. [1]
  2. Specifically, a father is obligated to teach his son Torah. [2]
  3. A man is even obligated to teach his grandson Torah. [3]

Sources

  1. Mishneh Torah, Hilchot Talmud Torah, 1:1
  2. Mishneh Torah, Hilchot Talmud Torah, 1:1
  3. Mishneh Torah, Hilchot Talmud Torah, 1:2