given the nickname "Al-Amin" (Arabic: الامين ) , meaning "faithful, trustworthy" and was sought out as an impartial arbitrator. His reputation attracted a proposal from Khadijah bint Khuwaylid or Khadijah al-Kubra ( R.A ), a forty-year-old widow in 595 CE. Muhammad (pbuh) only 26 at that time, consented to the marriage.