וַתֹּ֣אמֶר אֵלָ֔יו גַּם־תֶּ֥בֶן גַּם־מִסְפּ֖וֹא רַ֣ב עִמָּ֑נוּ גַּם־מָק֖וֹם לָלֽוּן׃
Она также сказала ему: 'У нас есть и солома, и кормушка, и место для проживания.'
Rashi
מספוא PROVENDER — All kinds of camels’ food is called מספוא e. g., straw and barley.
Chizkuni
גם תבן גם מספוא רב עמנו, “we also have plenty of straw and fodder.” She volunteered additional information that Eliezer had not enquired about, so as to indicate that his entourage would also be welcome as guests in her father’s house.
Rashbam
גם תבן, also straw, something which you did not inquire about as well as lodging, something which you did inquire about. It is a habit of Scriptures to use the word גם, “also,” repeatedly, even if this is not strictly necessary in order to correctly understand the text.