Leviticus 14:21

And if he be poor. — The benign consideration for the poor which has been evinced on former occasions in connection with the sacrifices (see Leviticus 5:7; Leviticus 5:11, Lev. 12:18) is also shown here. Three lambs and three tenth deals of flour were more than a poor leper could afford to bring. In such cases, therefore, all that was required was one lamb, which constituted the trespass offering, and one tenth deal of flour for a meat offering, and the log of oil which was needed for his consecration.