WPF DataTemplate access the button inside

<ItemsControl x:Name="versesTextData">
                            <ItemsControl.ItemTemplate>
                                <DataTemplate>
                                    <Grid>
                                        <Grid.ColumnDefinitions>
                                            <ColumnDefinition Width="*" />
                                            <ColumnDefinition Width="*" />
                                        </Grid.ColumnDefinitions>
                                        <StackPanel Orientation="Vertical" Grid.Column="0" HorizontalAlignment="Left" Margin="10,0,10,0">
                                            <TextBlock Margin="15 5 30 5" TextTrimming="CharacterEllipsis" Text="{Binding VerseTr}" VerticalAlignment="Center" FontSize="22" Foreground="#FF1C1E2F" FontFamily="{DynamicResource PoppinsMedium}" />
                                            <Button Visibility="Collapsed" x:Name="fulltextTr" Style="{DynamicResource versesAllShowButton}" Tag="Tamamını Göster"  Click="trFullTextLoad" />
                                        </StackPanel>
                                        <StackPanel Orientation="Vertical" Grid.Column="1" HorizontalAlignment="Right" Margin="10,0,10,0">
                                            <TextBlock Margin="15 5 30 5" TextTrimming="CharacterEllipsis" Text="{Binding VerseArabic}" FontSize="22" Foreground="#FF1C1E2F" FontFamily="XB Zar" />
                                            <Button Visibility="Collapsed" x:Name="fulltextArabic" Style="{DynamicResource versesAllShowButton}" Tag="Tamamını Göster"  Click="arabicFullTextLoad" />
                                        </StackPanel>
                                    </Grid>
                                </DataTemplate>
                            </ItemsControl.ItemTemplate>
                        </ItemsControl>

<ItemsControl x:Name="versesTextData">
                            <ItemsControl.ItemTemplate>
                                <DataTemplate>
                                    <Grid>
                                        <Grid.ColumnDefinitions>
                                            <ColumnDefinition Width="*" />
                                            <ColumnDefinition Width="*" />
                                        </Grid.ColumnDefinitions>
                                        <StackPanel Orientation="Vertical" Grid.Column="0" HorizontalAlignment="Left" Margin="10,0,10,0">
                                            <TextBlock Margin="15 5 30 5" TextTrimming="CharacterEllipsis" Text="{Binding VerseTr}" VerticalAlignment="Center" FontSize="22" Foreground="#FF1C1E2F" FontFamily="{DynamicResource PoppinsMedium}" />
                                            <Button Visibility="Collapsed" x:Name="fulltextTr" Style="{DynamicResource versesAllShowButton}" Tag="Tamamını Göster"  Click="trFullTextLoad" />
                                        </StackPanel>
                                        <StackPanel Orientation="Vertical" Grid.Column="1" HorizontalAlignment="Right" Margin="10,0,10,0">
                                            <TextBlock Margin="15 5 30 5" TextTrimming="CharacterEllipsis" Text="{Binding VerseArabic}" FontSize="22" Foreground="#FF1C1E2F" FontFamily="XB Zar" />
                                            <Button Visibility="Collapsed" x:Name="fulltextArabic" Style="{DynamicResource versesAllShowButton}" Tag="Tamamını Göster"  Click="arabicFullTextLoad" />
                                        </StackPanel>
                                    </Grid>
                                </DataTemplate>
                            </ItemsControl.ItemTemplate>
                        </ItemsControl>