Hi nedash,

Refer below code.

<asp:TextBox runat="server" ID="Txtvadie2" />
<asp:TextBox runat="server" ID="Txtvadie1" />
<asp:TextBox runat="server" ID="Txtejare2" />
<asp:TextBox runat="server" ID="Txtejare1" />
<asp:TextBox runat="server" ID="TxtPrice2" />
<script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js"></script>
<script type="text/javascript" src="https://nosir.github.io/cleave.js/dist/cleave.min.js"></script>
<script type="text/javascript">
    $(function () {
        var options = {
            blocks: [3, 3, 3, 3],
            delimiter: ','
        }
        new Cleave($('#Txtvadie2'), options);
        new Cleave($('#Txtvadie1'), options);
        new Cleave($('#Txtejare2'), options);
        new Cleave($('#Txtejare1'), options);
        new Cleave($('#TxtPrice2'), options);
    });
</script>