Punishment: Death Penalty for Blasphemy
Source: Nav
Leviticus 24:11–14, 16, 23
The son of the Israelite woman blasphemed the Name with a curse. So they brought him to Moses. (His mother’s name was Shelomith daughter of Dibri, of the tribe of Dan.) / They placed him in custody until the will of the LORD should be made clear to them. / Then the LORD said to Moses,