觀無量壽佛經義疏 3.196

3.196

「『中品下生者，』」二、釋，四：初、修因；二、遇緣；三、得生；四、生後益。初、修因。

"‘As for those of the lower grade of the middle tier of birth,’" Second, the explanation, which has four parts: first, cultivating the causes; second, encountering the conditions; third, attaining birth; fourth, the benefits after birth. First, cultivating the causes.