When i click the link button i want to display the data in the label

<asp:TemplateField HeaderText="Select">
                           <ItemTemplate>
                        <asp:LinkButton ID="LinkButton1" runat="server" onclick="LinkButton1_Click">Fetch </asp:LinkButton>

                           </asp:TemplateField>

protected void LinkButton1_Click(object sender, EventArgs e)
   {
      lbl1.Text = GridView1.SelectedRow.Cells[1].Text;
      lbl2.Text = GridView1.SelectedRow.Cells[2].Text;
   }

<asp:gridview id="GridView1" runat="server" width="100%" onrowcommand="GridView1_RowCommand" onpageindexchanging="GridView1_PageIndexChanging" onselectedindexchanged="GridView1_SelectedIndexChanged" xmlns:asp="#unknown">
                                            <columns><asp:templatefield headertext="Details">
                <itemtemplate>
                    <asp:linkbutton id="lnkDet" commandname="cmdBind" commandargument="<%# ((GridViewRow) Container).RowIndex %>" runat="server" causesvalidation="false">View Details
                </itemtemplate>
                       
            </columns>

protected void GridView1_RowCommand(object sender, GridViewCommandEventArgs e)
{
    if (e.CommandName == "cmdBind")
    {
        LinkButton lb = (LinkButton)e.CommandSource;
        int index = Convert.ToInt32(lb.CommandArgument);

        //Bind values in the text box of the pop up control
        TextBox3.Text    = GridView1.Rows[index].Cells[3].Text.ToString();
        TextBox4.Text    = GridView1.Rows[index].Cells[3].Text.ToString();
        TextBox7.Text = GridView1.Rows[index].Cells[4].Text;
        Label7.Text = GridView1.Rows[index].Cells[1].Text;
        Label9.Text=GridView1.Rows[index].Cells[1].Text;
        TextBox8.Text = GridView1.Rows[index].Cells[6].Text;
        TextBox6.Text = GridView1.Rows[index].Cells[2].Text;
        TextBox5.Text = GridView1.Rows[index].Cells[6].Text;
    }
}

protected void GridView1_PageIndexChanging(object sender, GridViewPageEventArgs e)
{
    GridView1.PageIndex = e.NewPageIndex;
    //GridData();
}

label.Text=this.datagridview.CurrentRow.Cells[0].Value.ToString();