法華義疏 8.43

8.43

次、合四譬為二譬者：初六名稟澤譬，譬於昔教；後一雙論同異譬，譬於今教也。

Next, combining the four parables into two parables: the first six are called the parable of receiving moisture, which illustrates the past teachings; the latter pair discusses the parable of sameness and difference, which illustrates the present teaching.