Pat Collier's side ran out six point winners over Armagh.
Laois made it five wins from five in the group stages of the Premier Junior Camogie Championship at the weekend.
Pat Collier's side secured a 5-11 to 0-20 win over Armagh at the Athletic Grounds and confirmed their position in top spot.
Susie Delaney, Aimee Collier, Amy Daly, Kirsten Keenan and Clodagh Tynan all found the net for Laois.
They will now face Wicklow in the semi finals.
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