Niamh and Alma Kinsella, Ella Hendricken, and a seven-year-old boy were seriously injured following the wrong-way crash on the motorway on Sunday
A prayer vigil will take place in Carlow later this week for the three sisters and young boy who were seriously injured in last weekend's collision on the M9 near Moone.
Niamh and Alma Kinsella, Ella Hendricken, and seven-year-old Yemi were seriously injured following the wrong-way crash on the motorway on Sunday.
The vigil, at St. Clare's Church, Graiguecullen, will take place at 6:30 pm this Friday.
A GoFundMe to support the family has raised almost €300,000.

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