At the end of the trial, why does Reverend Sykes tell Scout to "stand up"? What effect does this line have on the reader? This is in To Kill A Mockingbird.

Hi there! In the book To Kill A Mockingbird, revrrsncd Sykes tell scout to stand because her father, Atticus, was passing by. the effect it has on the reader is to show that all the color people were showing their appreciation to Atticus for defending Tom Robinson