Except in the case of amputees, where it seems to require rather a larger number. More than seven billion, apparently.
"The wretched world lies now under the tyranny of foolishness; things are believed by Christians of such absurdity as no one ever could aforetime induce the heathen to believe." - Agobard of Lyons, ca. 830 AD
God isn't going to use a miracle of regrowing a limb every time.
No foolin'? Document one single case, Arch. In mammals, not salamanders.
"The wretched world lies now under the tyranny of foolishness; things are believed by Christians of such absurdity as no one ever could aforetime induce the heathen to believe." - Agobard of Lyons, ca. 830 AD