gǔ wén / zhōng / shuō / tōng / yuè / shì / yī zhǒng / cháng jiàn / de / tōng jiǎ / xiàn xiàng

古文中“说”通“悦”，是一种常见的通假现象。

In ancient texts, 'shuō' stands for 'yuè', a common case of phonetic loan characters.