Where does “तथास्तु” come from?

तथास्तु (Hindi) comes from Sanskrit तथास्तु, from Sanskrit अस्तु, from Sanskrit अस्ति, from Proto-Indo-Iranian Hásti, from Sanskrit हस्तिन्, from Sanskrit हस्त, from Proto-Indo-Aryan źʰástas, from Proto-Indo-Iranian ȷ́ʰástas — hand; take, give in exchange.

तथास्तु (Hindi): so be it, amen

Definitions

  1. so be it, amen

Ancestry of “तथास्तु”, step by step

StepLanguageWordMeaning
1Sanskritतथास्तुso be it, let it be done
2Sanskritअस्तुlet it be, be it so, okay
3Sanskritअस्तिto be; to live; to exist, be present
4Proto-Indo-IranianHástito be
5Sanskritहस्तिन्an elephant
6Sanskritहस्तthe hand; an elephant's trunk; the forearm
7Proto-Indo-Aryanźʰástas
8Proto-Indo-Iranianȷ́ʰástashand
9Proto-Indo-Europeanǵʰés-to-hand
10Proto-Indo-Europeanǵʰes-hand; take, give in exchange
Every word from Proto-Indo-European ǵʰes-Every word from Proto-Indo-European ǵʰés-to-Every word from Proto-Indo-Iranian ȷ́ʰástas