The Messenger of Allah ﷺ sent Mu’adh (RA) to Yemen and he said:

يَسِّرَا وَلَا تُعَسِّرَا وَبَشِّرَا وَلَا تُنَفِّرَا وَتَطَاوَعَا وَلَا تَخْتَلِفَا

Make things easy and do not make things difficult. Give glad tidings and do not repel people. Cooperate with each other and do not become divided.

Source: Sahih Bukhari