Therein

From BiblePortal Wikipedia

King James Dictionary [1]

Therein', adv. there and in. In that or this place, time or thing.

Bring forth abundantly in the earth and multiply therein.  Genesis 9

Ye shall keep the sabbath--whosoever doeth any work therein--that soul shall be cut off.  Exodus 31

Therein our letters do not well agree.

Webster's Dictionary [2]

(adv.) In that or this place, time, or thing; in that particular or respect.

References