ISB ~ Hebrews 1 v4

name … more excellent:The superior name is “Son” (1:5, 8). However, since the angels are collectively called “sons of God” in Scripture (Job 1:6; 38:7), it is possible that the author is thinking specifically of Christ as the “first-born” Son (Heb 1:6), as this would certify his unique preeminence over the angels.

See word study: First-born.