Date: 3 Iyar 5563
From: Rabbi Moshe Sofer
To: Unknown recipient
The responsum discusses the halachic obligation to save a 'mumar' (apostate) from danger, reconciling the Talmudic statement that 'minim and mesorot and mumrim are lowered and not raised' with the verse 'you shall restore it to your brother' (Deut. 22:3).
Source: Shu"t Chasam Sofer Collected §65