Thy faithfulness [is] unto all generations: thou hast established the earth, and it abideth.
Ver. 90. Thy faithfulness is unto all generations] He singles out God's word of promise, and showes it to be immutable and unmoveable as the earth is in the middle of heaven, by the word of God's power. See Jeremiah 33:25 .
Thou hast established] See Job 26:7. See Trapp on " Job 26:7 "