The tribes of or led by nephillim sought to completely destroy Israyl, that is wipe them off the face of the earth, thus YHWH told the Israylites to wipe the nephillim out... There are 36 tribes of nephillim/raphaim in the Scriptures.
Psalm 83:1-18, "83:1, "O Elohim, do not remain silent! Do not be speechless, And do not be still, O Ěl!"83:2, "For look, Your enemies make an uproar, And those hating You have lifted up their head."83:3, "They craftily plot against Your people, And conspire against Your treasured ones."83:4, "They have said, “Come, And let us wipe them out as a nation, And let the name of Yisra’ĕl be remembered no more.”"83:5, "For they have conspired together with one heart; They have made a covenant against You –"83:6, "The tents of Eḏom and the Yishma‛ĕlites, Mo’aḇ and the Haḡarites,"83:7, "Geḇal, and Ammon, and Amalĕq, Philistia with the inhabitants of Tsor,"83:8, "Ashshur also has joined with them, They have helped the children of Lot. Selah."83:9, "Do to them as to Miḏyan, As to Sisera, As to Yaḇin at the wadi Qishon,"83:10, "Who perished at Ěndor, Who became as dung for the ground."83:11, "Make their nobles like Orĕḇ and like Ze’ĕḇ, And all their princes like Zeḇaḥ and Tsalmunna,"83:12, "Who have said, “Let us take possession of the pastures of Elohim For ourselves.”"83:13, "O my Elohim, make them as whirling dust, As stubble before the wind!"83:14, "As a fire consumes a forest, And as a flame sets mountains on fire,"83:15, "So pursue them with Your whirlwind, And frighten them with Your storm."83:16, "Fill their faces with shame, And let them seek Your Name, O יהוה. 83:17, "Let them be ashamed and alarmed forever; And let them become abashed and perish,"83:18, "And let them know that You, Whose Name is יהוה, You alone are the Most High over all the earth."
Psalm 83:1-18, "83:1, "O Elohim, do not remain silent! Do not be speechless, And do not be still, O Ěl!"83:2, "For look, Your enemies make an uproar, And those hating You have lifted up their head."83:3, "They craftily plot against Your people, And conspire against Your treasured ones."83:4, "They have said, “Come, And let us wipe them out as a nation, And let the name of Yisra’ĕl be remembered no more.”"83:5, "For they have conspired together with one heart; They have made a covenant against You –"83:6, "The tents of Eḏom and the Yishma‛ĕlites, Mo’aḇ and the Haḡarites,"83:7, "Geḇal, and Ammon, and Amalĕq, Philistia with the inhabitants of Tsor,"83:8, "Ashshur also has joined with them, They have helped the children of Lot. Selah."83:9, "Do to them as to Miḏyan, As to Sisera, As to Yaḇin at the wadi Qishon,"83:10, "Who perished at Ěndor, Who became as dung for the ground."83:11, "Make their nobles like Orĕḇ and like Ze’ĕḇ, And all their princes like Zeḇaḥ and Tsalmunna,"83:12, "Who have said, “Let us take possession of the pastures of Elohim For ourselves.”"83:13, "O my Elohim, make them as whirling dust, As stubble before the wind!"83:14, "As a fire consumes a forest, And as a flame sets mountains on fire,"83:15, "So pursue them with Your whirlwind, And frighten them with Your storm."83:16, "Fill their faces with shame, And let them seek Your Name, O יהוה. 83:17, "Let them be ashamed and alarmed forever; And let them become abashed and perish,"83:18, "And let them know that You, Whose Name is יהוה, You alone are the Most High over all the earth."