title: Incorrect syntax near '10'
body: <pre><code>SqlConnection con = new SqlConnection(str);
  int ID;
  ID = Int32.Parse(Combo_Stu.SelectedValue.ToString());
  double a = double.Parse(Txt_Ins.Text);
  string date = dtp_Stu.Value.ToString();
  SqlCommand sqlcmd1 = new SqlCommand("INSERT INTO Instalment_Billing(ID,Pay_Date, Fees) VALUES (" + ID + "," + **date** + "," + a + ")", con);
  con.Open();
  sqlcmd1.ExecuteNonQuery();
  </code></pre>
  
  <p>Incorrect syntax near '10'
  I am getting this error in date 
  guess pls help me</p>