The One who faithfully bestows the gifts of peace, safety and security.
The One who grants freedom from fear.
The One who illuminates the heart with faith. The One who is most trustworthy.
From the root ā-m-n which has the following classical Arabic connotations:
to be secure, safe, free from fear
to be quiet, tranquil
to grant protection, safeguard
to be trusted, trustworthy
to believe in