adding sound

Heres a script to open and close a door …how do i add a sound to it

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
public class DoorScript : MonoBehaviour {
private Animator _animator;
public GameObject OpenPanel = null;
private bool _isInsideTrigger = false;
// Use this for initialization
void Start () {
_animator = transform.Find(“Door”).GetComponent();
}
void OnTriggerEnter(Collider other)
{
if (other.tag == “Player”)
{
_isInsideTrigger = true;
OpenPanel.SetActive(true);
}
}
void OnTriggerExit(Collider other)
{
if (other.tag == “Player”)
{
_isInsideTrigger = false;
_animator.SetBool(“open”, false);
OpenPanel.SetActive(false);
}
}
private bool IsOpenPanelActive
{
get
{
return OpenPanel.activeInHierarchy;
}
}
// Update is called once per frame
void Update () {
if(IsOpenPanelActive && _isInsideTrigger)
{
if(Input.GetKeyDown(KeyCode.E))
{
OpenPanel.SetActive(false);
_animator.SetBool(“open”, true);
}
}
}
}

Hi! Please, can you put your code in tag? Using code tags properly
Take a look at documentation: Unity - Manual: Audio Source
You can see an example: Sound Effects & Scripting - Unity Learn