'Therein' in the Bible

That through them I may prove Israel, whether they will keep the way of the LORD to walk therein, as their fathers did keep it, or not.

And they answered, We will willingly give them. And they spread a garment, and did cast therein every man the earrings of his prey.

And Abimelech fought against the city all that day; and he took the city, and slew the people that was therein, and beat down the city, and sowed it with salt.

And Samson said, Let me die with the Philistines. And he bowed himself with all his might; and the house fell upon the lords, and upon all the people that were therein. So the dead which he slew at his death were more than they which he slew in his life.

Then the five men departed, and came to Laish, and saw the people that were therein, how they dwelt careless, after the manner of the Zidonians, quiet and secure; and there was no magistrate in the land, that might put them to shame in any thing; and they were far from the Zidonians, and had no business with any man.

And there was no deliverer, because it was far from Zidon, and they had no business with any man; and it was in the valley that lieth by Bethrehob. And they built a city, and dwelt therein.