Numbers 18:27

18:27 And your raised offering will be credited ¹  to you as though it were grain from the threshing floor or as new wine ²  from the winepress.

Numbers 18:12

18:12 “All the best of the olive oil and all the best of the wine and of the wheat, the first fruits of these things that they give to the Lord, I have given to you. ³ 

[18:27]  ¹ tn The verb is חָשַׁב (khashav, “to reckon; to count; to think”); it is the same verb used for “crediting” Abram with righteousness. Here the tithe of the priests will be counted as if it were a regular tithe.

[18:27]  ² tn Heb “fullness,” meaning the fullness of the harvest, i.e., a full harvest.

[18:12]  ³ tn This form may be classified as a perfect of resolve – he has decided to give them to them, even though this is a listing of what they will receive.