This verse comes from the Book of Susanna, which is considered part of the Old Testament Apocrypha. It describes a pivotal moment in the story where Susanna is falsely accused of adultery by two elders of the community.

Let's break down the meaning:

"Then the two elders stood up in the midst of the people...": This indicates that the accusation is now public and formal. The elders, respected figures in the community, are making their charges in front of everyone.
"...and laid their hands upon her head.": This is a symbolic act. Laying hands upon someone's head in biblical tradition can signify several things, including:

Accusation and Implication of Guilt: In this context, the laying on of hands serves as a gesture of formally accusing Susanna of the crime they claim she committed. They are publicly declaring her guilt and transferring (symbolically) the burden of their accusation onto her.
Claiming Authority: As elders and respected members of the community, laying hands on Susanna is also a way to assert their authority in the situation. It demonstrates that they are the ones bringing the accusation and demanding that she be held accountable.
Public Declaration: The act is public and witnessed by the community. This makes their accusation official and creates public pressure against Susanna.

In essence, this verse depicts a moment of great injustice. The elders, using their position and a symbolic act, are formally accusing Susanna in front of the entire community and reinforcing the idea of her guilt. It sets the stage for the trial and Susanna's desperate situation. The verse highlights the elders' power and the precariousness of Susanna's position.