Synonyms
ayanesu–in the strategic points; ca–also; sarvesu–everywhere; yatha-bhagam–as they are differently arranged; avasthitah–situated; bhismam–unto Grandfather Bhisma; eva–certainly; abhiraksantu–support may be given; bhavantah–all of you; sarve–respectively; eva–certainly; hi–and exactly.

Translation
Now all of you must give full support to Grandfather Bhisma, standing at your respective strategic points in the phalanx of the army.