Valmiki Ramayana Kishkindha Kanda Sarga 42 Shloka 55
Original Shlokaभवन्तश्चापि विक्रान्ताः प्रमाणं सर्व कर्मसु। प्रमाणमेनं संस्थाप्य पश्यध्वं पश्चिमां दिशम्।।4.42.55।।
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विक्रान्ताः advancing heroes, सर्वः all, भवन्तश्चापि you too, प्रमाणम् leader, कर्मसु in performing, एनम् him, प्रमाणमेन as authority, संस्थाप्य having placed him, पश्चिमां दिशम् western quarter, पश्यध्वम् look for
'My fatherinlaw will be your leader. His authority will be final in all matters. Accept his authority and look for Vaidehi in the western direction.