SB 3.18.25

na yāvad eṣa vardheta
 svāṁ velāṁ prāpya dāruṇaḥ
svāṁ deva māyām āsthāya
 tāvaj jahy agham acyuta
Synonyms: 
na yāvat — before; eṣaḥ — this demon; vardheta — may increase; svām — his own; velām — demoniac hour; prāpya — having reached; dāruṇaḥ — formidable; svām — Your own; deva — O Lord; māyām — internal potency; āsthāya — using; tāvat — at once; jahi — kill; agham — the sinful one; acyuta — O infallible one.
Translation: 
Brahmā continued: My dear Lord, You are infallible. Please kill this sinful demon before the demoniac hour arrives and he presents another formidable approach favorable to him. You can kill him by Your internal potency without doubt.