Parashas Bamidbar · Passuk 2:17
Then, midway between the divisions, the Tent of Meeting, the division of the Levites, shall move. As they camp, so they shall march, each in position, by their standards.
Chabad.org — English translation + Rashi
Source: Bamidbar Rabbah 2:9.
English: “And the Tent of Meeting shall journey” — it was taught: kodashim kalim may be eaten throughout the camp of Israel [even while they are journeying].
In context: The midrash derives the spatial rules for eating lesser sanctities from the description of the camp on the move.
Custom
Chazal teach that kodashim kalim remain valid for consumption throughout the Israelite camp even during travel.