Questions on the Trinity for Muslims - Where did Jesus say and show that He was God?
He did so in a variety of ways.
Jesus accepted worship in John 9:38, Matthew 8:2; 28:9; 2:2; 14:33; Luke 24:52; 28:17.
Jesus called Himself by the most Holy name of God in John 8:58.
Jesus accepted Thomas saying to Jesus, "My Lord and My God" in John 20:28.
Only God can forgive sins, and Jesus forgave sins against God in Matthew 9:2-6; Mark 2:5-12, Luke 5:20-23; 7:48-50.
Jesus would send His angels in Matthew 13:41, yet these are angels of God in Luke 12:8-9; 15:10.
Jesus said all are to honor the Son just as they honor the Father in John 5:23.
Jesus would judge the world in (Matthew 24:31-46, 25:31-3; John 5:21-22, 27). Yet is God who is coming to judge the world (Psalm 50:1-6; Joel 3:12; Deuteronomy 32:35)
There are more things, and they are listed in the tract "Proving for Muslims That Jesus is God"