'Ancestor' in the Bible

But they replied, “We do not drink wine, for Jonadab, son of our ancestor Rechab, commanded: ‘You and your sons must never drink wine.

We have obeyed the voice of Jonadab, son of our ancestor Rechab, in all he commanded us. So we haven’t drunk wine our whole life—we, our wives, our sons, and our daughters.

But we have lived in tents and have obeyed and done as our ancestor Jonadab commanded us.

"But what Rechab's son Jonadab commanded his sons about not drinking wine is observed, and they haven't drunk wine until this day. Indeed, they obey the commands of their ancestor. But I've spoken to you again and again, and you haven't obeyed me.

Indeed the descendants of Rechab's son Jonadab have carried out the command of their ancestor that he gave them, but this people has not obeyed me."

Jeremiah said to the house of the Rechabites: “This is what the Lord of Hosts, the God of Israel, says: ‘Because you have obeyed the command of your ancestor Jonadab and have kept all his commands and have done all that he commanded you,