וַיֹּאמְר֗וּ שָׁל֛וֹם לְעַבְדְּךָ֥ לְאָבִ֖ינוּ עוֹדֶ֣נּוּ חָ֑י וַֽיִּקְּד֖וּ וישתחו [וַיִּֽשְׁתַּחֲוּֽוּ׃]
And they said: ‘Thy servant our father is well, he is yet alive.’ And they bowed the head, and made obeisance.
Read midrashic interpretation of Genesis 43:28: and classical rabbinic exegesis.