夜の蜘蛛は親でも殺せって英語でなんて言うの？

"夜の蜘蛛は親でも殺せ"
夜蜘蛛は縁起が悪い生き物という言い伝えから「夜の蜘蛛は親でも殺せ」といいますね。
直訳してみました。
蜘蛛　a spider, spiders
夜に　at night
見つける　find
殺す　kill
たとえ～でも　even though, even if
If you find a spider at night, kill it even though it were your mother or father.
If you find spiders at night, kill them even though they were your parents.