Isa. 62:6-7—Upon your walls, O Jerusalem, / I have appointed watchmen; / All day and all night / They will never keep silent. / You who remind Jehovah, / Do not be dumb; / And do not give Him quiet / Until He establishes / And until He makes Jerusalem / A praise in the earth.
For further reading please refer to 倪柝聲文集，, vol. 38, “General Messages (2),” ch. 41, p. 283.