Cross reference
Numbers 11:32
32 And all that day and all night and the day after, the people were taking up the birds; the smallest amount which anyone got was ten homers: and they put them out all round the tents.
Ezekiel 45:11
11 The ephah and the bath are to be of the same measure, so that the bath is equal to a tenth of a homer, and the ephah to a tenth of a homer: the unit of measure is to be a homer.
Exodus 16:36
36 Now an omer is the tenth part of an ephah.