Where does “然り” come from?

然り (Japanese) comes from Japanese 有り, from Japanese 有る.

Ancestry of “然り”, step by step

然り traces back through 3 separate lines of ancestry.

via Japanese 有り

StepLanguageWordMeaning
1Japanese有りexistence; handling; OK, acceptable
2Japanese有る

via Japanese

StepLanguageWordMeaning
1Japaneseindicates a state
2Middle Chinese

via Japanese あり

StepLanguageWordMeaning
1Japaneseあり有り existing; 蟻 ant
Every word from Japanese 有るEvery word from Japanese 有り