They preached to others about God’s Kingdom and did things related to that preaching work.
وَأَيْضًا عَلَى عَبِيدِي وَعَلَى إِمَائِي أَسْكُبُ مِنْ رُوحِي فِي تِلْكَ ٱلْأَيَّامِ ،‏ فَيَتَنَبَّأُونَ › » .‏ —‏ اع ٢ :‏ ​ ١٦ -‏ ١٨‏ .‏