مُسْنَدُ أَحْمَدَ
Musnad Ahmad 3959
Musnad of Abdullah bin Mas'ood
It was narrated that Ibn Mas'ood said: The Messenger of Allah (ﷺ) said: “Whoever kills a snake will have seven hasanat; whoever kills a gecko will have one hasanah, whoever leaves a snake alone for fear of its harm is not one of us.”
Musnad Ahmad 3984Its isnad is da'eef because it is interrupted. Al-Musayyab b