Maybe she was referring to this
1929 Hebron massacre, Arabs shelter Jews
https://en.wikipedia.org/wiki/1929_Hebron_massacre#Arabs_shelter_JewsOne estimate puts the number of survivors who were saved in this way as two thirds of the community. Another states that half were thus rescued, with 28 Arab homes offering sanctuary.The original lists underwritten by rabbis Meir and Slonim attested to 19 rescuer families, which is believed to underestimate the number. Modern historical figures vary.
1929 Hebron massacre - Wikipedia