Source: Tafsir al-Ahlam al-Kabir (Ibn Sirin)
The teacher in a dream indicates the ruler, the governor, or anyone who commands and forbids. Whoever sees himself teaching children will gain a position and high status.
Source: Ta'tir al-Anam fi Ta'bir al-Manam (Al-Nabulsi)
The teacher indicates enjoining good and forbidding evil. He is a man of prestige and dignity. Learning from him indicates guidance and righteousness.
Source: Al-Isharat fi Ilm al-Ibarat (Ibn Shahin)
The teacher is interpreted as a man of prestige and dignity. Whoever sees himself become a teacher, his status will rise among people.