Driven by the need to find a permanent home, the Tribe of Dan initiates a carefully planned intelligence gathering mission. At the time, members of the tribe are living as temporary residents in Zorah and Eshtaol, cities that actually belong to the territory of Judah [מצודת דוד]. From these temporary dwellings, they set out to secure their own land.
The selection of the scouts is highly deliberate and closely mirrors the famous mission sent by Moses years earlier. Just as Moses chose a representative from every tribe, the Tribe of Dan selects one representative from each of their families [מצודת דוד, מלבי״ם, אברבנאל]. These men are not ordinary citizens. They are chosen from among the officers and leaders of the community [מצודת ציון, ביאור שטיינזלץ], serving as a direct parallel to the communal leaders chosen by Moses [מצודת דוד, אברבנאל]. Furthermore, they are elite, mighty warriors with significant military experience [מלבי״ם, אברבנאל].
This specific combination of trustworthy leaders and seasoned fighters is directly tied to the twofold nature of their mission to the city of Laish [מצודת דוד]. Their task involves both spying and investigating, which serve two distinct purposes. Spying involves scouting the area to identify military weaknesses, making any future conquest easier [מצודת ציון, ביאור שטיינזלץ]. Investigating, on the other hand, is focused on assessing the quality of the land to determine if it is suitable for settlement [מלבי״ם, ביאור שטיינזלץ].
The composition of the group perfectly matches these goals. The reliable family representatives are tasked with investigating the practical quality of the land, while the mighty warriors are needed to navigate a dangerous region and spy on its military defenses. Because the most fundamental question is whether the land is worth taking in the first place, the initial instruction given to the men focuses entirely on investigating its quality [מלבי״ם].
As the scouts travel, they arrive at the hill country of Ephraim, stopping by the house of Micah. The primary approach among commentators is that the men do not lodge directly inside his personal home, but rather stay at an inn or a nearby location adjacent to his property.