金光明最勝王經疏 3.73

3.73

贊曰：下釋因緣即增上果。由異熟果身增上力故，便得發初心修行地心。

Commentary: The following explains the causal condition, namely the sovereign fruit. Due to the sovereign power of the body of the maturation fruit, one is then able to generate the mind of the initial resolve and the mind of the ground of cultivation.