سنن النسائي

It was narrated from Saeed bin Al-Musayyab that: a woman enter upon Aishah, and in her hand was an iron-footed stick. She said: "What is this?" she (Aishah) Said: "It is for these geckos, because the Prophet (ﷺ) of Allah told us, that there was nothing that did not try to extinguish the fire for Ihram except for this animals, so he told us to kill it. And he forbade us to kill harmless snakes, except for the snake with two lines on its back, and the snake with a short tail, for the snatch away the eyesight and cause tat which is in women's wombs to be miscarried.