Genesis 40:4

40:4 The captain of the guard appointed Joseph to be their attendant, and he served them. ¹ 

They spent some time in custody. ² 

Genesis 40:7

40:7 So he asked Pharaoh’s officials, who were with him in custody in his master’s house, “Why do you look so sad today?” ³ 

[40:4]  ¹ sn He served them. This is the same Hebrew verb, meaning “to serve as a personal attendant,” that was translated “became [his] servant” in 39:4.

[40:4]  ² tn Heb “they were days in custody.”

[40:7]  ³ tn Heb “why are your faces sad today?”