Sheet is variable... - formula not working

I have set Active Sheet as variable s;

Then i select Sheet1;

On cell H8 in Sheet1 sheet i need to get F27'; space; F28 from sheet s + the content that was aleready in H8 in Sheet1.

Sub Notik1()
      
    Dim s As Worksheet
    Set s = ActiveSheet
    
    Sheets("Sheet1").Select
         

' this dosen't work

    Range("H8") = Range("H8") & " " & "='" & s.Name & "'!F27" & " " & "='" & s.Name & "'!F28"

End Sub