so isnt there an old wives tale, myth or a saying when there is an eclipse or blood moon or…

so isnt there an old wives tale, myth or a saying when there is an eclipse or blood moon or something that a pregnant girl needs to put a safety pin on her underwear to protect the baby or something, has anyone heard of this? i remember someone aaying something when i was little lol. yes im mexican, we believe in ojo, and rubbing the egg and la llorona, haha