Numbers 15:4, 5
then the one presenting his offering to the LORD shall also present a grain offering of a tenth of an ephah of fine flour mixed with a quarter hin of oil. . . .

Exodus 16:36
(Now an omer is a tenth of an ephah.)

Exodus 29:38-42
This is what you are to offer regularly on the altar, each day: two lambs that are a year old. . . .

Leviticus 2:1
When anyone brings a grain offering to the LORD, his offering must consist of fine flour. He is to pour olive oil on it, put frankincense on it,