Lo

From BiblePortal Wikipedia

King James Dictionary [1]

Lo, exclam.

Look see behold observe. This word is used to excite particular attention in a hearer to some object of sight, or subject of discourse.

Lo, here is Christ.  Matthew 24 .

Lo, we turn to the Gentiles.  Acts 13 .

Webster's Dictionary [2]

(interj.) Look; see; behold; observe.

References