How can one recognize an angel in human form according to Islamic teachings?

In Islamic teachings, recognizing an angel in human form can be difficult as they often appear as ordinary people. However, signs that may indicate an angel include their extraordinary kindness, wisdom, and ability to bring peace and guidance. It is believed that angels may also emit a radiant light or have a comforting presence. Ultimately, recognizing an angel in human form requires a deep sense of intuition and faith in Allah.