Proverbs 30:27
The locusts have no king, yet go they forth all of them by bands;
Cross-reference
Joel 1:6
Parallel
Joel 1:6 calls the locusts a 'nation' that comes up, paralleling their organized march as if with a king.
Joel 2:7–11
Parallel
Joel 2:7-11 portrays locusts as an orderly army advancing, directly illustrating the 'march in divisions' of Proverbs.
Revelation 9:3–11
Contrast
Revelation 9:3-11 describes demonic locusts with a king over them, directly contrasting the 'no king' but orderly march in Proverbs.