These promises were conditional on obedience. The sins that had characterized the Israelites prior to the captivity, were not to be repeated. “Execute true judgment,” the Lord exhorted those who were engaged in rebuilding; “and show mercy and compassions every man to his brother: and oppress not the widow, nor the fatherless, the stranger, nor the poor; and let none of you imagine evil against his brother.” “Speak ye every man the truth to his neighbor; execute the judgment of truth and peace in your gates.” Zechariah 7:9, 10 ; 8:16 . PK 704.1 Rich were the rewards, both temporal and spiritual, promised those who should put into practice these principles of righteousness. “The seed shall be prosperous,” the Lord declared; “the vine shall give her fruit, and the ground shall give her increase, and the heavens shall give their dew; and I will cause the remnant of this people to possess all these things. And it shall come to pass, that as ye were a curse among the heathen, O house of Juda…
"Thus speaketh the Lord of hosts, saying, Execute true judgment, and shew mercy and compassions every man to his brother:"
EGW directly quotes Zechariah 7:9.
"These are the things that ye shall do; Speak ye every man the truth to his neighbour; execute the judgment of truth and peace in your gates:"
EGW directly quotes Zechariah 8:16.