When the people in the house heard the shouting in the garden, they rushed in at the side door to see what had happened to her.
When people in the house heard the shouting in the garden, they ran out through the side doors to see what had happened to Susanna.
As soon as the servants in the house heard all the noise, they ran into the gardens through the side door to find out what had happened to Susanna.
So when the servants of the house heard the cry in the garden, they rushed in at the side door, to see what had befallen her.