Try it once.
The value be found becomes yellow, change it in delete or clearcontents.
Private Sub ListBox_DblClick(ByVal Cancel As MSForms.ReturnBoolean)
Dim ws As Worksheet
For Each ws In ThisWorkbook.Worksheets
Set c = ws.Columns(1).Find(ListBox.List(ListBox.ListIndex, 0), , xlValues, xlWhole)
If Not c Is Nothing Then
If c & c.Offset(, 1) & c.Offset(, 2) & ws.Name = ListBox.List(ListBox.ListIndex, 0) & ListBox.List(ListBox.ListIndex, 1) & ListBox.List(ListBox.ListIndex, 2) & ListBox.List(ListBox.ListIndex, 3) Then
c.Interior.ColorIndex = 6
End If
End If
Next ws
End Sub
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