Sub Worksheet_Activate()
Dim ligne%, L%, C%
Application.ScreenUpdating = False
Range("A4:H1000").ClearContents
ligne = 4
For L = 3 To Sheets("2").Range("A65500").End(xlUp).Row
If Sheets("2").Cells(L, "A") = [A1] Then
For C = 1 To 8
Cells(ligne, C) = Sheets("2").Cells(L, C)
Next C
ligne = ligne + 1
End If
Next L
End Sub