How move between record and show them in textbox from databse with a button in WPF C#

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C#

WPF

entity-framework

I'm using wpf c# and entityframwork i want to move between record and show these in the textbox from my database ,with a button

my mean's when i click the button that go to the next record(row) but not in datagrid , in textbox enter image description here

Here is Mo Code Behind :

var qreliststuf = dbms.Database.SqlQuery<MyTable>("Select * From MyTable");

foreach (var tbl in qreliststuf)
{
    texb_codekala.Text = tbl.CODE.ToString();
    texb_namekala.Text = tbl.NAM.ToString();
    texb_barcode.Text = tbl.N_FANI.ToString();
}

Please Help

What I have tried:

Looked at: database - How move between record and show them in textbox from databse with a button in wpf c# - Stack Overflow[^]