The Meanest Person
The Prophet (PBUH) said: “The meanest person is he who does not invoke Salawat upon me when my name is mentioned in his presence”.
Source: Kanzul Ummal Vol 1 p 489)
Other links:
The Most Disgusted Person in Allah’s Sight
What is the most factor of planning?
Jihad in the way of Allah
Being thankful to God a lot