ज़रूरत पड़ेगी

will need

→ ज़रूरत
phrase Uncommon #4,859
will need ज़रूरत पड़ना is the Hindi construction for “to need”; the person who needs something is often marked with को.
HI: मुझे इसकी ज़रूरत पड़ेगी।
EN: I’ll need this.