Changes has been fixed as per suggestion

Author: atikmapari

articles/iot-edge/how-to-connect-downstream-device.md

@@ -198,7 +198,7 @@ This section introduces a sample application to connect an Azure IoT Java device
 
 This section introduces a sample application to connect an Azure IoT Python device client to an IoT Edge gateway.
 
-1. Get the sample for **send_message_downstream** from the [Azure IoT device SDK for Python samples](https://github.com/Azure/azure-iot-sdk-python/tree/main/samples).
+1. Get the sample for **send_message_downstream** from the [Azure IoT device SDK for Python samples](https://github.com/Azure/azure-iot-sdk-python/tree/main/samples/async-edge-scenarios).
 2. Set the `IOTHUB_DEVICE_CONNECTION_STRING` and `IOTEDGE_ROOT_CA_CERT_PATH` environment variables as specified in the Python script comments.
 3. Refer to the SDK documentation for any additional instructions on how to run the sample on your device.