Tipperary will face Clare and Kilkenny will take on Galway in the Allianz Hurling League semi-finals next month.
All four won their respective quarter final ties this afternoon to progress.
An action packed game at Semple Stadium saw Tipperary edge out Cork by 3-25 to 4-19.
Clare beat Laois by 2-23 to 2-19 in Portlaoise.
And Galway overcame Limerick by 1-20 to 1-12 at the Gaelic Grounds.
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Waterford have been relegated to Division 1B, after losing the Division 1A relegation play off to Dublin this afternoon.
It finished Dublin 4-13, Waterford 1-17 at Walsh Park.
Meanwhile in the Division 1B relegation play off, Antrim beat Offaly by 1-18 to 1-14 at Ballycastle.
It means Antrim will remain in Division 1B next year, while Offaly will have to face the winners of Division 2A to determine if they will be relegated or not.
