Greetings, charity, and the Hereafter

What is meant by «مُسْتَرَاحٌ مِنْهُ»?

Greetings, Family Ties, Charity, and Preparation for the Hereafter (Accounts 6–8)

• Someone who carries the fatigue of others
• Someone from whose harm others are relieved
• Someone who always travels
• Someone who feeds people