Repeat wpf Datagrid data in textBoxes of another window

Hi every one,
I'm new, I want to repeat datagrid data in textboxes of another window. Data has been saved in sql databse and i want to retrieve them on the new window based on click on one datagrid row.
how can i do? thanks.

<DataGrid Margin="0,23,0,0" AutoGenerateColumns="False" EnableRowVirtualization="True" 
                  ItemsSource="{Binding}" Name="grdPeople" VerticalContentAlignment="Center" 
                  IsReadOnly="True" DataContext="{Binding}"><DataGrid.Columns>                <DataGridTextColumn Binding="{Binding Path=Name}" Header="Name" Width="Auto" ></DataGridTextColumn><DataGridTextColumn Binding="{Binding Path=Job}" Header="Job" Width="Auto"></DataGridTextColumn><DataGridTemplateColumn Header="Picture" Width="45" ><DataGridTemplateColumn.CellTemplate ><DataTemplate ><Image Source="{Binding Path=Picture}" Width="30" Height="30" Stretch="Uniform">                                </Image></DataTemplate></DataGridTemplateColumn.CellTemplate></DataGridTemplateColumn></DataGrid.Columns></DataGrid>