I bought for him/her
Él escribió cartas con la pluma que le compré por su cumpleaños.
He wrote letters with the pen I bought him for his birthday.
Le compré un teléfono inteligente a mi esposa.
I bought my wife a smartphone.
I bought him a magazine.
Dijo que era tacaño porque no le compré un anillo de diamantes.
He said I was stingy because I didn't buy him a diamond ring.
— Malcolm X (1992)