12 When you have finished paying all the tithe of your produce in the third year (which is the year of the tithe), giving it to the Levites, the aliens, the orphans, and the widows, so that they may eat their fill within your towns, 13 then you shall say before the Lord your God: "I have removed the sacred portion from the house, and I have given it to the Levites, the resident aliens, the orphans, and the widows, in accordance with your entire commandment that you commanded me; I have neither transgressed nor forgotten any of your commandments:

Matthew Henry's Commentary on Deuteronomy 26:12-13

Commentary on Deuteronomy 26:12-15

(Read Deuteronomy 26:12-15)

How should the earth yield its increase, or, if it does, what comfort can we take in it, unless therewith our God gives us his blessing? All this represented the covenant relation between a reconciled God and every true believer, and the privileges and duties belonging to it. We must be watchful, and show that according to the covenant of grace in Christ Jesus, the Lord is our God, and we are his people, waiting in his appointed way for the performance of his gracious promises.