غالبهُ
[He vied, contended, or strove, with him, to overcome, conquer, subdue, overpower, master, or surpass, &c., (see 1,) or for victory, or superiority], verbal noun مُغَالَبَةٌ and غِلَابٌ. (S, Msb, TA.) You say, غَالَبْتُهُ فَغَلَبْتُهُ [I vied, contended, or strove, with him, to overcome, &c., and I overcame him. &c.]. (O.) And Kaab Ibn-Málik says,
[Sakheeneh (a by-name of the tribe of Kureysh) proposed to themselves to contend for victory with their Lord: but he who contends for victory with the very victorious will assuredly be overcome]. (TA.)هَمَّتْ سَخِينَةُ أَنْ تُغَالِبَ رَبَّهَاوَلَيُغْلَبَنَّ مُغَالِبُ الغَلَّابِ