Serving faithfully
“Only fear the Lord and serve him faithfully with all your heart. For consider what great things he has done for you.” (1 Sam. 12:24 ESV)
Serve God and hold fast to Him
“You shall walk after the Lord your God and fear him and keep his commandments and obey his voice, and you shall serve him and hold fast to him.” (Deut. 13:4 ESV)
Serve as to the Lord and not to men
“Rendering service with a good will as to the Lord and not to man…” (Eph. 6:7 ESV)
The greatest among you
“The greatest among you shall be your servant.” (Matt. 23:11 ESV)
Therefore…
“Do not be slothful in zeal, be fervent in spirit, serve the Lord.” (Rom. 12:11 ESV)
“Whatever you do, work heartily, as for the Lord and not for men, knowing that from the Lord you will receive the inheritance as your reward. You are serving the Lord Christ.” (Col. 3:23-24 ESV)
“For God is not unjust so as to overlook your work and the love that you have shown for his name in serving the saints, as you still do.” (Heb. 6:10 ESV)