The word hartabas is the imperfect form of hartar in the second person singular. There are other translations for this conjugation.
See the full hartar conjugation

hartar

Cuando tus mercaderías salían de las naves, hartabas muchos pueblos: los reyes de la tierra enriqueciste con la multitud de tus riquezas y de tus contrataciones.
When your wares went forth out of the seas, you filled many peoples; you did enrich the kings of the earth with the multitude of your riches and of your merchandise.
Cuando tus mercaderías salían de las naves, hartabas muchos pueblos: los reyes de la tierra enriqueciste con la multitud de tus riquezas y de tus contrataciones.
When your goods went out over the seas, you made numbers of peoples full; the wealth of the kings of the earth was increased with your great wealth and all your goods.
A ver, ¿quieres saber lo que he hecho mientras te hartabas de dormir?
So, do you want to know what I've been doing while you overslept?
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