The children of your chosen sister greet you.
The children of thy elect sister greet thee. Amen.
The children of your elect (chosen) sister wish to be remembered to you. Amen (so be it).
The children of thine elect sister salute thee.
Your chosen sister’s children greet you.
The sons of your Elect Sister greet you.
The children of thy sister Elect salute thee.
If y’all only greet your* siblings, what more do y’all do than others? Don’t even the ethnic groups do the same?
She who is in Babylon, chosen together with y’all, greets y’all. So does Mark, my son.