An intransitive verb completes its basic meaning without an object. A transitive verb needs 1 or sometimes 2 objects to complete the intended meaning.
Verb type
What completes the meaning?
Example
Intransitive (لازم)
verb + subject
جَلَسَ الطَّالِبُ
Transitive (متعدی)
verb + subject + 1 object
كَتَبَ الطَّالِبُ الدَّرْسَ
Transitive to 2 objects
verb + subject + 2 objects
جَعَلَ اللَّهُ الْأَرْضَ فِرَاشًا