How to get all the image id when id is provided

for webforms, just the view part will be changed as shown below where i am considering you have image controls on aspx page. or you can create them dynamically approach will be same.

1. public void SetImages()  
2. {  
3.   
4. using(SqlCommand cmd= new SqlCommand("your connection string"))    
5. {    
6. SqlCommand cmd= new SqlCommand("select Image from tblImage where propertyId=@propId",con);    
7. cmd.Parameters.AddWithValue("@propId",propertyId);    
8. con.Open();    
9. var rdr=cmd.ExecuteReader();    
10. List Images= new List();  
11. while(rdr.Read())    
12. {    
13.   
14. string imageUrl = "data:image/jpg;base64," + Convert.ToBase64String((byte[])rdr["Image"]);  
15. Images.Add(imageUrl);  
16. }    
17.   
18. Image1.ImageUrl=Images[0];  
19. Image2.ImageUrl=Images[1];  
20. Image3.ImageUrl=Images[3];