Direct transcription below
Alex(and a little R no space) Ferguson
Newtownards
In Memory of father & mother
Also his aunt
Also his daughter SARAH who died 7th Feb 1906 aged 5 years
(In bolder engraving)
Also the above Alex(littleR w no space) Ferguson
who died 22nd April 1920 aged 58 years
Also is daughter MARTHA, who died 3rd Aug 1924 aged 26 years