Shared ground
Job speaks to God as the only one able to secure his case. Explicitly, he asks God to “give a pledge” and even to be the pledge “with yourself”—God personally standing behind Job (v.3). He also states that no human is willing to “strike hands” with him, meaning no one will formally back him (v.3).
Job then explains why his friends cannot help: God has “hidden their heart from understanding” (v.4). From that, Job expects God not to “exalt” them—not to validate them as if they were right (v.4). He closes with a warning principle: betraying friends for gain has consequences that can reach one’s children (v.5; children).
Where interpretation differs
Two main questions come up.
First, what does “strike hands” mean (v.3)? Some take it as fairly specific: a recognized handshake that seals a pledge in a dispute or obligation. Others take it more broadly as “who will stand with me,” with the legal image serving the larger point of Job’s isolation.
Second, what does it mean that God “hid” understanding from the friends (v.4)? Some read Job as saying God actively blocked their insight as an act of judgment. Others read it as Job’s complaint that God has allowed them to remain blind, without stating how directly God caused it.
Relatedly, v.5 can be read as (a) a general proverb about betrayal, (b) a pointed jab at Job’s friends as the kind of people it describes, or (c) a warning about anyone who profits by turning on companions.
Why the disagreement exists
The passage uses courtroom-and-contract language (“pledge,” “collateral,” “strike hands”) without spelling out a single concrete legal scenario. It also reports Job’s perspective in the middle of a heated argument: Job’s statements about God’s role in his friends’ lack of understanding are part of his complaint, and readers differ on how far to treat that complaint as a settled explanation versus a rhetorical charge.
What this passage clearly contributes
It presents Job seeking vindication from God rather than from human allies. It also shows Job’s confidence that God’s “lifting up” or “not lifting up” of people matters—divine evaluation, not social approval, is the decisive verdict. Finally, it frames betrayal of close companions as morally serious and socially destructive, with effects that can extend beyond the betrayer to the next generation (v.5).