Where does “ไฟในอย่านำออก ไฟนอกอย่านำเข้า” come from?

ไฟในอย่านำออก ไฟนอกอย่านำเข้า (Thai) comes from Thai ใน, from Thai มหาสมุทร, from Thai สมุทร, from Sanskrit समुद्र, from Sanskrit सम्-, from Proto-Indo-Iranian sam-, from Proto-Indo-European sem- — together, one.

ไฟในอย่านำออก ไฟนอกอย่านำเข้า (Thai): do not talk about your private family problems in public, and do not talk about negative public opinions concerning your family in your family, so as to maintain domestic peace

Definitions

  1. do not talk about your private family problems in public, and do not talk about negative public opinions concerning your family in your family, so as to maintain domestic peace

Ancestry of “ไฟในอย่านำออก ไฟนอกอย่านำเข้า”, step by step

ไฟในอย่านำออก ไฟนอกอย่านำเข้า traces back through 3 separate lines of ancestry.

via Thai ใน

StepLanguageWordMeaning
1Thaiในin; inside; within; amidst; into; on; at; during;...
2Thaiมหาสมุทรocean
3Thaiสมุทรsea
4Sanskritसमुद्रthe sea; ocean
5Sanskritसम्-with, together with, along with, together,...
6Proto-Indo-Iraniansam-together, joint, paired
7Proto-Indo-Europeansem-together, one

via Thai ไฟ

StepLanguageWordMeaning
1Thaiไฟfire; flame; light; light source; electricity
2Proto-Taiwɤjᴬfire

via Thai ออก

StepLanguageWordMeaning
1Thaiออกto pay; to come under; to come or go out, into...
2Proto-Taiʔoːkᴰto exit
Every word from Proto-Indo-European sem-Every word from Sanskrit सम्-Every word from Sanskrit समुद्र