Here "face" represents Daniel's attention. Alternate translation: "I focused my attention on the Lord God" or "I directed my thoughts toward the Lord God" (See: [[rc://en/ta/man/jit/figs-metonymy]])
Those who want to know Yahweh and please him are spoken of as if they are literally seeking to find Yahweh. (See: [[rc://en/ta/man/jit/figs-metaphor]])