King James Version
And the children of Israel, which were come again out of captivity, and all such as had separated themselves unto them from the filthiness of the heathen of the land, to seek the LORD God of Israel, did eat,English Standard Version
It was eaten by the people of Israel who had returned from exile, and also by everyone who had joined them and separated himself from the uncleanness of the peoples of the land to worship the LORD, the God of Israel.New International Version
So the Israelites who had returned from the exile ate it, together with all who had separated themselves from the unclean practices of their Gentile neighbors in order to seek the LORD, the God of Israel.