These two clauses have similar meanings. The idea is repeated to emphasize the importance of praising God. (See: [[rc://en/ta/man/translate/figs-parallelism]])
The writer speaks of God's protection as preventing his people from slipping as they walk or falling off a cliff. AT: "he has not allowed us to fall into disaster" (See: [[rc://en/ta/man/translate/figs-metaphor]])