God has spoken once; twice have I heard this; that power belongs unto God.
All Commentaries on Psalms 62:11 Go To Psalms 62
George Leo Haydock
Once, by the generation of his word, (St. Augustine) or when he promulgated the law, Exodus xx. 6. (Berthier)
God's word is invariable, (Worthington; Job xxxiii. 14.; Menochius) and will be put in execution. (St. Ambrose) (Tirinus)
This he has often inculcated. (Vatable) (Job xxxix. 35.) Amos (i. 3.) uses three and four, in the same sense. (Calmet)