be.ad is a Hebrew preposition marking relations such as advocacy for someone, enclosure around or behind, and movement through an opening.

This preposition links an action or condition to its affected party, surrounding boundary, or route: prayers and offerings are directed on another’s behalf, doors and hedges are described in relation to those enclosed, and looking or falling is situated through an opening.

1. Preposition marking relational direction or extent · dominant

   The supplied morphology identifies the form as a preposition throughout. In 1 Samuel 7:9 the APB renders Samuel’s cry to the LORD "on behalf of Israel," while 2 Kings 4:4 renders the shutting of the door "behind you and behind your sons"; Genesis 26:8 places Abimelech looking "through the window," and Job 1:10 describes a hedge "around him and around his house."

   1 Samuel 7:92 Kings 4:4Genesis 26:8Job 1:10Ezekiel 45:22Jeremiah 29:7

In the Anselm Project Bible: It presents this preposition through varying relational phrases rather than a single fixed English equivalent, including "on behalf of," "behind," "through," and "around."